r/BeAmazed 5d ago

Technology These guys demonstrate the real impact of air purifiers

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134.4k Upvotes

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u/qualityvote2 5d ago edited 5d ago

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u/DgingaNinga 5d ago

As a resident of fire country, I love my air purifier. It can be smokey af outside and now inside is breathable.

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u/nilesandstuff 5d ago edited 5d ago

For anyone reading this, you need a HEPA filter that's infused with activated charcoal in order to remove VOCs from the air. VOC's (volatile organic compounds) are the parts of smoke that smell bad and are toxic.

A regular HEPA air filter can capture the solid particulate of smoke, but it won't touch VOC's. VOC's are gaseous chemicals, carbon/charcoal chemically traps VOC's

Edit: solid particulate in smoke is definitely bad... But VOCs are much, much, much worse in terms of the amount of damage they can cause to the human body. VOC's are things like formaldehyde, benzene, polycyclic hydrocarbons, and more... All things that cause cancer (and not just in the "everything causes cancer" way... But they really do for sure cause cancer), and many do some sort of organ damage.

Cancer and organ damage is the worse of the 2 evils, can't believe anyone would try to say otherwise.

Solid particulate causes primarily acute health problems and is the biggest problem for people with existing lung problems and the elderly. VOC's cause life long problems for anyone exposed to them in high enough amounts.

BUT THE POINT OF MY COMMENT IS TO BUY AIR FILTERS THAT CATCH BOTH. (All HEPA filters catch solid particulate, not all catch VOCs)

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u/Kingofthe4est 5d ago

Both are bad, but particulate in wildfire smoke is particularly harmful. PM 2.5 and smaller is a major lung killer. look up both and make sure your filter clears them.

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u/nilesandstuff 5d ago edited 5d ago

Didn't mean to imply that the solid particulate wasn't bad at all, just meant to say that the VOC's are bad ( and the stinky part) and unlike pm2.5, HEPA filters don't catch VOC's by default.

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u/Temporary-Pepper3994 5d ago

And as an HVAC Pro PLEASE don't ask your furnace or air handler or air conditioner to pull double duty on its filters. Furnace/ac filters are not for cleaning the air, they are for keeping the system clean.

HEPA filters of ANY sort are much too restrictive for your AC unit or furnace to handle. Standalone air purifiers, like in the OP are a far superior solution.

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u/Pac_Eddy 5d ago

That's been the last few summers in the Midwest from Canadian wildfires.

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u/LuminousGrue 5d ago

Now imagine what it's been like in Canada from the Canadian wildfires.

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u/hearke 5d ago

there's climate change for ya, it's only going to get worse since we've basically given up on stopping it.

Not arguing with you, I have asthma and it flares up pretty bad during wildfire season.

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u/[deleted] 5d ago

Worlds fucked.

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u/DaemonDrayke 5d ago

Fire country huh? What do you have to say for your attacks on the Air, Water, and Earth nations?

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u/Karryko0005 5d ago

❤️, lmao. Love it. Where the Cap America "I got that reference" gif!

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u/Choice_Age4608 5d ago

I truly believed in mine when I lived next to a construction site. It made a huge difference.

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u/Life-Top6314 5d ago

Finally, i wont have to worry about all the smoke grenades in my house ever again

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u/ferrrrrrral 5d ago

and if your house is 20 cubic feet

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u/msalisbury32 5d ago

What am I to you, a poor? My house is 27 cubic feet

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u/Altruistic_ExpertUS 5d ago

Look at Mr. Mansion over here with the extra seven cubic feet of luxury.

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u/Mekroval 5d ago

Look at Daddy Warbucks here with his "glass cube" to live in!

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u/ReckoningGotham 5d ago

I tell you kids, back in my day, we had it so rough... or so much better, i can't tell anymore. anyway, every day, we would wake up at 2 in the morning and go to the table for breakfast. we all lived in a closet, you see, so it was one room. and we would ask, me and my 64 brothers and 27 sisters, "what's for breakfast mum?". she would smack us all with a shoe and say "cold beans". and if we complained and said "but we had cold beans yesterday" - because we had cold beans every day - she would smack us all five times with a shoe and say "tough its all we can afford. i'm trying to feed a family of 93 with just half a silver buckington", a silver buckington was about the same as half a penny back in the day. then we would head to school. we met up with the johnson kids from down the road, and walked the 1674 miles to school. on the way to school, we had to walk up a mountain so tall it extended to outer space. when we got to the top of the mountain, we would see the peterson boys on their fancy bikes - which they dont make like they used to, and we would race them down the mountain. then, when we got to school at 4 in the morning, the headmaster would come up to us and say "you bloody kids are late", then he would smack us all with the cane 10 times and tell us we had 7 years of detention. then, we went to class, and mr stevenson would say "ok line up kids", then he would spank us each 60 times, then hit us each with the cane 40 times each. then it was 7 at night and we had to walk home. then, when we got home, we'd ask "whats for dinner mum?", and she'd smack us each 50 times with a pan and say "rotten cabage". and if we complained, she would smack us each 100 times with a broom and say "im trying to feed a family of 154 on just one islet sliver, just you wait until your dad gets home" - now an islet silver was worth about as much as a grain of sand. then, when our dad got home from his job at the soot factory, he would hit us all 180 times with his belt. if we had been naughty, we would hit us all another 600 times. then, at 1:58, mum would say "ok time for bed". then, we got into our potato sacks, and she would hit us each with a shoe 8 times before we went to sleep. on saturdays, we went down to uncle bob's farm to work. we would have to walk 345 miles to the bus stop, then catch the route 4 bus for 56 stops. we would get on the bus and pay our fare of 3 teddy roses - now a teddy rose is worth about the same as a flake of skin. then, if the ticket inspector came to us, he would hit us all 4 times with his baton. if any of us had lost our ticket, we would hit us all 10 times again and throw us off the bus and we had to walk the rest of the way. when we got to the farm, uncle bob would drive to the gate in his tractor, hit us all 780 times with his crowbar, and tell us to get in his trailer so he could drive us to the farm house. then, we had to plow the fields with a toothbrush in the blazing summer heat - now, they dont make summers like they used to, so it was about 1345.4 degrees spencer, or 67 degrees centigrade using your new-fangled metric system. then, we would have to milk the cows - now, they dont make cows like they used to, so each cow weighed about 459 hog's heads, or 3.2 tonnes in your new-fangled metric system. if you touched a cows udder, it would kick you and you would die, so you had to be really careful when you milked the cows. then, when we were done, uncle bob would say "ok kids time for your pocket money". he would give us each 9 copper jemimahs - which are worth about one political promise each - and beat us each 6 times with his tractor before we left. on sundays, we would meet the johnson boys and go down to the river - now, they don't make rivers like they used to, so this river was about as wide as the whole of america, and as deep as the marianas trench, and it was filled with liquid tungsten. we would play by the old oak tree near the river, climbing on it and building tree houses and such. now - they don't make trees like they used to, so this tree had a trunk as thick as a city, and was tall enough that the branches on the top could scrape the moon. one day, little jimmy fell from the top of the tree. when he hit the ground, the only bit of his body we could recognise was his left eyeball. we picked up all his bits and rushed him to the doctors surgery. dr james said "oh its just a scratch little jimmy dont worry pop a plaster on it and you'll be right" and he gave little jimmy a plaster and a lollipop and he was ok. after we finished playing by the river, we would go into town and get some candy. now, back in the day, you could give the shopkeeper one bronze winglet - which is worth about as much as a ciggarette butt - and he would give you the entire stock of the store. so we would go and get our candy, and we'd go into the town square and eat it. now, we didn't have any of your fancy food laws back in the day, so there was all kinds of stuff in our candy. bleach, lsd, ecstasy, you name it. so we would always get a little hyper after our candy. one day, when we were hyper, we went up the mr boris's car, the only car in the town, and touched it. as we touched it, we saw dad storming down the street holding his belt. "you kids, having fun while i work all day in the soot factory just so you can have grilled water for tea every night, i oughta smack you all". we were sure he was going to smack us, but then he said "no, i got a better idea, ill take you to see mr henderson, he'll set ya right". now, dad had told us about mr henderson. mr henderson was a veteran from the great war, where he got a really bad injury, but we never knew what it was. dad walked us all down to the pub, and we saw a left testicle propped up on a pegleg. "mr henderson," said dad, "i have some kids here who need a good whooping". then, mr henderson picked up the entire pub, and hit us each 4006 times with it. then, dad said "right, i gotta go back to the soot factory, you kids run on home now". now, by now it was 1pm, which meant it was curfew. while we were walking out of the town square, we heard a man shout "oi you bloody kids, its curfew". we turned around and saw the constable holding his baton. he hit us each 160265 times with his baton, then put us in gaol for 60123865 years. now - they don't make gaols like they used to - this one had 5 mile thick steel walls, and a single hole in the top let in some light. we were in there for about 13526 years, until mum baked the constable some cardboard pie so he would let us out. then, she hit us all 1292 times with a washboard, and grounded us for the rest of our lives. so don't you come complaining to me about nonsense like not being able to breathe or not having a glass cube to live in

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u/_Enclose_ 5d ago

What. The. Fuck.

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u/HailFurri 5d ago

Why did I read it all, if I could know again?

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u/agsparks 5d ago

What is this? A house for ants?

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u/CBD_Hound 5d ago

It needs to be at least three times this size!

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u/MagicNinjaMan 5d ago

Hey dont mock my $1,000,000 house. I worked a full time job and OF to get it.

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u/blackkluster 5d ago

That box is 20 cubic bananas

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u/EulaliaBromSpatula 5d ago

How big could a box be, Michael? 20 cubic bananas?

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u/44-47-25_N_20-28-5-E 5d ago

If you ever come to Serbia, you'll realise that our aunties ond parents can create this amount of smoke indoor only with Marlborough within 15 minutes

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u/Arek_PL 5d ago

i already experience that in poland, i hate indoor family gatherings for that reason, i allways get dizzy, naesous and get a headache that dissapears after i go outside or to my room

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u/44-47-25_N_20-28-5-E 5d ago

Favorite moment is finding a person or a dog/cat outside when stepping out to catch a breath

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u/Middle_Draft9152 5d ago

Not only indoors, outdoors too, especially in the winter. Heavy smog from chimneys is everywhere. Except of Zlatibor. 

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u/gene100001 5d ago

As someone with 4 cats, they also work well for the gaseous grenades that my cats leave in the litter box every day

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u/JustJay613 5d ago

Throw in some Bell+Howell TAC Glasses sunglasses for flashbangs and you got yourself some solid police protection gear.

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u/PhysicalAttitude6631 5d ago

*Please note: $500 filter should be replaced after each smoke grenade for optimal performance.

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u/TummyDrums 5d ago

I feel like we need a control cube without an air purifier to compare to.

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u/Wulfrank 5d ago

This guy scientific methods.

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u/Double_Distribution8 5d ago

Prove it.

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u/Wulfrank 5d ago

I can't, I have a BFA.

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u/JaehaerysIVTarg 5d ago

A Banana From Antwerp!?

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u/Gloomy_Metal3400 5d ago

Can we take a moment to reflect how wild it is they are nearly raw dogging this smoke grenade thingy on their bare office floor with just a coffee cup condom?

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u/xToksik_Revolutionx 5d ago

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u/Remarkable-Opening69 5d ago

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u/Trimyr 5d ago

Stooowart! Oooh No. You need to let these smart men do what they need to do.

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u/ronchee1 5d ago

But I don't wanna.....

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u/SeesawNatural2617 5d ago

If they used a "coffee cup condom" it is, by definition, not "raw dogging."

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u/Gloomy_Metal3400 5d ago

So close, if you expand the quote just one word prior: "nearly raw dogging". 'Nearly - almost but not quite' Merriam-Webster Def. 2a

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u/Exotic-Eggplant1914 5d ago

Big Fat Ass?

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u/Wulfrank 5d ago

I wish. That'd probably make me more money.

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u/ComfyFrog 5d ago

Battle for Azeroth?

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u/SeduSanni 5d ago

My first thought. 🤣

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u/VoiceConsistent1147 5d ago

Bachelor of Fucking Arts?

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u/GoldenSheppard 5d ago

I feel your pain, I too have a BFA.

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u/TheNakedBass 5d ago

We need a control guy that absolutely does not scientific method

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u/Double_Distribution8 5d ago

We need some twins that were separated at birth.

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u/grutanga 5d ago

And a clock. I think this is sped up

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u/pm_me_your_kindwords 5d ago

I was thinking it would have been better if they had stayed in frame so we could see normal human fidgeting during the time.

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u/anormalgeek 5d ago

Same. I've seen far too many videos where the person walks out of frame to hide the speed up that I'm always suspicious now.

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u/Zerokx 5d ago

thats why they're now trained to move and fidget very slowly, so it looks normal when sped up /S ?

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u/A_Furious_Mind 5d ago

I need a normal person next to them so I can approximate the speed of slow fidgeting.

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u/Radonanon 5d ago

And another control cube with the same filter, but not the smoke just to make sure that it’s not the smoke cleaning the air, of course.

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u/IAmANobodyAMA 5d ago

And a companion cube because that’s just how SCIENCE works

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u/KirbyAWD 5d ago

GLaDOS approves

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u/barljo 5d ago

The smoke is a lie…

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u/doNotUseReddit123 5d ago

This is an air purifier rated for 226 square feet in a small box.

You don't need to speed anything up. It'll make quick work of anything in that space.

I'm amazed at people's amazement with this. This is technology that we've had for decades on the consumer market. These comments are like if someone looked at a video of a car and said, "surely, this is fake - they must be powering that with their feet and it must be sped up!"

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u/Nelyeth 5d ago

That's just healthy skepticism in an era where engagement is seen as a metric to be optimized, authenticity be damned.

This isn't about it being amazing or unrealistic as it is about most viral content online being faked or exaggerated, to the point that the first thought that comes to mind is "is this real?", regardless of the video.

Off the top of my head, you've got the staged videos, the jump-cuts to hide whatever manipulation happens, the videos filmed and reversed, sped up videos, slowed down videos, AI videos, lens and perspective fuckeries... No wonder people are skeptical.

Ironically, in this video, the fact that they left the frame is driving engagement up like crazy because people are speculating about the video's veracity, whereas an "obviously authentic" video about air purification wouldn't have a fraction of the comments. Content creators today, even the most honest ones, have no reasons not to play that game because it works.

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u/elyn6791 5d ago

That's just healthy skepticism in an era where engagement is seen as a metric to be optimized,

This seems almost unilaterally true nowadays and the effect is most definitely negative.

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u/valraven38 5d ago

I mean there are all kinds of useless "health supplements" being peddled on the consumer market too. Just because it is being sold doesn't really validate it as a product. I think healthy skepticism is warranted in the modern day when it comes to technological products, maybe not exactly air purifiers because like you said they have been around for years, we use them in hospitals for a reason.

People should be skeptical towards marketing ads, they're literally designed to sell you something and they will absolutely show you something that may be close to the real thing but can often times be outright fake (hello most food ads with things you literally can not eat to make their food look better.)

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u/Hereiamhereibe2 5d ago

It might not be honestly. That purifier is rated for 1000 ft2. That tiny box should get cleaned fairly quick by that.

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u/AbeRego 5d ago

If it is, they were sneaky about it. Some of the smoke gets out of the box at the start, and it's dissipation doesn't speed up. Also, the movement of the last whisps of smoke at the end doesn't really look like sped up to me.

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u/FriendlyFoeHere 5d ago

Ideally 3 tests, one with just the smoke, one with smoke and a fan, and one with the purifier

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u/TuringGoneWild 5d ago

And a fourth with placebo. They only PRETEND to start the smoke, to see if the purifier is tricked or not.

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u/myhf 5d ago

And do it in front of the purifier's mother, who has been told that there will be smoke.

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u/Culionensis 5d ago

A fourth with no smoke.

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u/-Mx-Life- 5d ago

5th with unpluged air filter

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u/Mysterious_Winter164 5d ago

A 6th with yesterday's bath towel thrown in the corner.

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u/antilumin 5d ago

And one with a different air purifier, for comparison. Oh, and one with river clams, just for the hell of it.

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u/jaspersgroove 5d ago

one with river clams, just for the shell of it.

FTFY

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u/mashoogie 5d ago

That’s what I was thinking. I have no idea how much would have dissipated on its own.

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u/IHaveAChairWawawewa 5d ago

Dissipated to where?

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u/737Max-Impact 5d ago

Maybe the pigment rapidly fades in air. Never take marketing material at face value.

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u/StuffedStuffing 5d ago

I wondered about that too, and then I noticed how violently orange the vents on the purifier became, and how the side of the box by the smoker is covered in orange sediment. That makes me think the smoke would have left behind quite a bit of orange residue on the floor if it had simply settled

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u/Murky-Relation481 5d ago

People acting like an air purifier is magic tech in this thread, fucking crazy.

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u/Upbeat-Armadillo1756 5d ago

I’m surprised that people are doubting the validity of an air filter. Guys, they work. We’ve known they work for a long time now. There’s no hidden magic here.

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u/ErraticDragon 5d ago

Part of it is just the fact that they're making the video in the first place.

Showing how it works in comparison to other filters (or to no filter) could be interesting.

It might be interesting to show how fast it works, but they didn't add a clock or keep a person in frame to show that it wasn't sped up.

As you say, showing that an air filter works isn't really special, so the video is kind of lacking a takeaway.

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u/TheDawnOfNewDays 5d ago

Probably settle on the ground. Take note of how the top of the box becames lighter over time while the the gas settles lower. I'm not sure what the makeup is, but it's denser than air and only propelled upwars by initially being compressed.

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u/Winjin 5d ago

Also wouldn't the purifier working at max power create very visible stirring

These act like fans at max settings

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u/No_Way_Kimosabe 5d ago

The floor, where all air particles eventually end up.

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u/chasingjulian 5d ago

My first thought.

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u/willmen08 5d ago

Yup, how much would dissipate on its own?

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u/TylerJWhit 5d ago

It's entirely plausible that whatever is in there starts off visible but slowly becomes translucent.

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u/MorningToast 5d ago

They're a YouTube channel that tests purifiers. From memory, this was a test of a generic AliExpress purifier vs a branded one with extremely similar styling, basically the same thing without the logo. Their test showed they performed the same.

If you have dust allergies, like I do, purifiers are sent from heaven. I don't know if they make the air purer, that's not why I bought mine, but they do collect absolutely loads of dust from the air in my room and I sleep significantly better now that I have one running.

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u/-super-hans 5d ago

If they're collecting loads of dust, wouldn't that by definition be making the air in the room more pure?

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u/slimbender 5d ago

Yeah, but it’s also filtering out that good dust we need. /s

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u/s-goldschlager 5d ago

Thats why we go outside

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u/Independent-Tip-9482 5d ago

Go outside turn on my car and go breathe the outside exhaust gas mmmm delicios

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u/chicol1090 5d ago

Much more efficient if done in an enclosed space like the garage

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u/[deleted] 5d ago

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u/[deleted] 5d ago edited 8h ago

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u/Props_angel 5d ago

But...there ARE toxins that can be in the air whether it's air pollution from local industry, wildfires, to whether or not measles or COVID is chilling in the air waiting to be breathed in. Air purification systems have been used for ages to clear out toxins. Actual toxins exist but just not in the way that grifter influencers tend to make them sound like.

Source: Me, biologist.

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u/Caspica 5d ago

That depends on your definition of pure air.

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u/NlghtmanCometh 5d ago

I have two air purifiers for the same reason and I also just picked up a roomba, it seems like those devices working in tandem dramatically cut the amount of dust in the house. I realized the roombas job is not to replace your typical vacuuming but to hit the high-traffic areas a couple of times a day, every day. You can never get rid of all the dust but I’d say ours is down by about 90%.

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u/BandIndividual2973 5d ago

Air purifiers are really just a fan sucking air through a filter and blowing it back out. Some might be more durable or powerful than others, but it makes sense that they would perform about the same.

It’s kind of like space heaters. Electrical code limits the amount of wattage a space heater can use and so they all generate about the same amount of heat. And use a fan to blow that heated air around. The difference is in the fan and other features like whether it rotates or has a thermostat, etc.

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u/SmellyButtFarts69 5d ago

The difference is that the name brand one hopefully doesn't catch on fire.

I used an Amazon one for a year. Melted...

Have been using an Allen for like 8 years now .

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u/kiticus 5d ago

I mean, isn't removing particulate matter from the air, the definition of making air "purer"?

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u/DecadentHam 5d ago

Please let me know if you find the video.

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u/[deleted] 5d ago edited 5d ago

[deleted]

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u/MorningToast 5d ago

Just so it's clear, the cheap one isn't a knockoff, it's the exact same unit from the same factory without the logo. For about a tenth of the price.

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u/BadBunnyBrigade 5d ago

Problem is finding one that actually works as intended and isn't just some vacuum in a plastic shell that does diddly squat.

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u/EfficientTown8676 5d ago

How much for a decent one?

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u/Cherry_Littlebottom 5d ago

We paid around £150, I have asthma, live in an old house so more dusty and have to dogs that shed, it has honestly made such a difference but it has HEPA and Carbon filters which I think why it’s so good.

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u/runningoutoft1me 5d ago

Can you link it? My dad also has asthma 😔

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u/Cherry_Littlebottom 5d ago

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u/gimp439 5d ago

FYI with links like this you can almost always delete the question mark and everything after it

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u/zR0B3ry2VAiH 5d ago

Exactly, for those that don't know that is all the creepy tracking info which correlates who shared what with whom.

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u/ShqueakBob 5d ago

Also have the same Winix. It’s a beast but I mainly got it to control car odour

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u/chbriggs6 5d ago

Why is your car so smelly?

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u/ShqueakBob 5d ago

Sometimes a cat can be also classed as a car.

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u/Heirsandgraces 5d ago

I have a winix one and it lights up red when the dog farts. Thats how I know its working!

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u/somethingsome567 5d ago

No way I got this same one for my friend when he got back from the hospital after being diagnosed with leukemia bc he needed his air clean for a while. Glad I picked well!

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u/Sunniest_star 5d ago

I like your user. GNU Terry Pratchett.

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u/Complex-Bee-840 5d ago

I did an absolute ton of research on Air Purifiers before I bought one and, of course, there’s a subreddit dedicated to them.

The consensus was that this was about as good as you can get for the money:

https://a.co/d/08NZ6W56

I really like it. It’s absolutely cut down on my mold & dust allergies.

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u/ZnAtWork 5d ago

Bingo! And PSA - don't buy it today, it routinely drops for sub-$150. Currently it's $180.

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u/LateNightMilesOBrien 5d ago

Real pros get the Subscribe and Save option where a new $180 purifier is delivered once every three months

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u/JustChilling029 5d ago

On mobile atm but there is an entire sub dedicated to good air purifiers if you search. They give good advice

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u/adalyncarbondale 5d ago

I have two of the Coway brand ones, I really like them

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u/Castal 5d ago

I also have a Coway (Airmega 150, which has HEPA and deodorization filters). I run it in my small bedroom and I found it really worked to control doggy odor when I had two small dogs sleeping in here. I've also been sick a lot less often since I got the air purifier (during Covid).

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u/suchathrill 5d ago

Piggybacking on this: I have extreme asthma + long Covid and have used 3 Airmega 250s in a 600 sq ft apartment for years. Really effective. Currently just shy of 300 b u c k s on the big A. Not just good for regular all-day usage…they will generally clear moderate skunk odor or cigarette smoke infiltrating through a window in 5–10. mins. Easy to clean, and the HEPA replacement filter runs $80, which I only need to replace once a year if even that.

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u/Necessary-Common4894 5d ago

How often do you have to replace the filter, and what is the cost of the filters?

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u/Cherry_Littlebottom 5d ago

The 2 filters need changed approx every 6 months at a cost of around £100 for both, it actually has 3 filters but one can be hoovered so when that one does need changed it another £30. I’ve just checked and the price has gone up for the actual purifier it’s now £179 from the site I got it from.

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u/Itslegit 5d ago

Duct taping a 20x20x4 HEPA filter to a box fan is 40 bucks and one of the most effective air filters you can buy.

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u/LordOfRuinsOtherSelf 5d ago

I bought a dehumidifier, cut a hole in the sides of the shipping box, taped filters front and back, slid the box back over the dehumidifier. Now it has to pull through the filters. I can hear the blower motor take up the strain but it works.

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u/Paksarra 5d ago edited 5d ago

If you can swing it, buy 4 or 5 filters and make a box with the fan on one side and filters on the other sides (if you have 4 filters use the fan box as your last side.) More filtration material and easier on the fan motor since it's not fighting to draw air in. (It does, unfortunately, take up more space.)

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u/MLNYC 5d ago

For those interested, this is commonly known as a Corsi-Rosenthal Box.

There are versions with 2 filters, making a triangular-prism shape, and 4-5 filters, making a box shape. See the graphic at the bottom of this EPA page, for both.

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u/hannabarberaisawhore 5d ago

Works amazingly well!! I tried it when we were having apocalypse level of smoke from forest fires. It was starting to creep inside and a corsi rosenthal box made the smell go away in no time.

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u/badwolf42 5d ago

Levoit are good. Depending on room size and features that can be fifty to two-hundred dollars.

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u/TrumpsFaceAnus 5d ago

I paid about $300 in 2014 for a Honeywell purifier at Target and it still works.

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u/miraculum_one 5d ago edited 5d ago

They're all some variation of a fan that sucks or blows air through a filter. People have made DIY ones with a box fan and one or more large HVAC filters that will filter just as well as any of these.

For example: https://www.youtube.com/watch?v=hSSuPi-i4Nc

or

https://www.energyvanguard.com/blog/diy-box-fan-air-cleaner-update/

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u/Teeshirtandshortsguy 5d ago

It doesn't even have to be that complicated. A filter taped to the front of the fan will do, with no need for any kind of cutting or making complicated shapes.

The air purifiers you see online are doing the same thing, they just cost way more (and admittedly look a lot sleeker).

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u/Spaghet-3 5d ago

You do need a shroud, otherwise the fan will suck air in around the corners rather than going through the filter. Also, the difference is often about other factors, like how loud it is and how space it takes up. A Corsi–Rosenthal Box which can be built for under $30 is going to be as effective at cleaning the air than a fancy $100 air purifier, but the former is going to sound like a jet engine, take up a several square feet of space, and look terrible; while the latter might be nearly silent, take only a single square foot of floor space, and blend in with your decor. Whether paying $70 for all that is worth it will be an individual decision.

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u/Arcranium_ 5d ago edited 3d ago

Actually, the DIY ones typically perform even better due to the fan size!

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u/KellyTheQ 5d ago

I gave up and made my own, I built a coffee table that had a fan and 4 5" Merv 13 filters in it.

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u/mostly_sarcastic 5d ago

I have two Medify MA-14 air purifiers in my home (one upper and one lower level). They were recommended to me by my doctor, who uses them in her office.

As for filters, you can buy the generic ones and they work just as well as the branded, at half the cost. I usually clean each filter once a month, replacing the filter entirely every three months.

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u/ThisIsntRealWakeUp 5d ago

I’m bout to sound like a bot but I’ve been following these guys for a while and I really respect their methodology and transparency. I’ve bought a couple air purifiers based on their testing and I’ve been happy with them. https://housefresh.com/

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u/chromaniac 5d ago

air purifiers are essentially just a fan pushing air through hepa filters. you do not need to buy something that claims it is much more complicated. you can just buy a hepa filter (or merv 13?), attach it to a flat fan (i believe lasko is a popular maker) and run it. or if you like diy, make a Corsi–Rosenthal Box using PC fans.

if buying a product, just make sure it is rated for the capacity of the room you plan to run it in. people buy the cheapest or smallest unit they can find and then complain that it does not do anything.

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u/jibbidyjamma 5d ago

even as ineffective as many are the amount of pollution is catching up so there's that

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u/Hungry-Helicopter-46 5d ago

Interesting. I have this air purifier and I wasnt sure it was doing anything. Good to know.

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u/eckm 5d ago

Yeah, it does something if it's operating in a tiny airtight box. Any room you're in is much larger than that. Putting a box over this only tells you it's strong enough to filter that tiny area.

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u/RedDemio- 5d ago

Doesn’t that just mean it will take a bit longer to filter a bigger area? It’s not like air just sits still perfectly in place and the purifier can’t get to any of it, if it’s more than 2m away.. lol

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u/zirky 5d ago

so this is an ad, right?

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u/Plenty_Principle298 5d ago

Logos right there and the box in the back. Yes

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u/Successful-Peach-764 5d ago edited 5d ago

You already got people posting links in other threads and people attacking the valid comment about the observation, very common bot tactics to promote products.

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u/iStoleTheHobo 5d ago

Of course.

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u/BalkeElvinstien 5d ago

I mean, I highly doubt this was just done by avid purifier enjoyers for no reason

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u/lovethebacon 5d ago

This was done by avid purifier enjoyers as a comparison between a model bought on AliExpress and one from a major name brand

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u/bigbug49 5d ago

HEPA filter is a great technology

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u/JM665 5d ago

Look up Corsi-rosenthal boxes. Air purity is great but these small units struggle with one key aspect, volume. A CR box kicks these little purifiers asses in every aspect for a fraction of the cost.

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u/waimser 5d ago

You dont really need something that good for something like a bedroom. I use a shopvac filter and a pc case fan. It makes almost no sound, and the air in my bedroom is squeaky clean.

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u/[deleted] 5d ago

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u/-Words-Words-Words- 5d ago

For someone who doesn’t have allergies, just a few dogs in a house where the windows stay shut 7 months of the year (western New York) is something like this worth it?

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u/AJC95 5d ago

Absolutely, life changing! Clean air makes you live longer.

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u/BloodMoney126 5d ago

I got one and put it in the bathroom where my cats litter box is.

I went from sneezing every morning and having a stuffy nose to breathing better quality air overnight.

It is so much better for my health.

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u/tswpoker1 5d ago

I have 2 of these and I like to blow weed smoke towards them and get them all riled up lol

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u/ConstantSpace5809 5d ago

You can also fart near them and they get angry 

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u/cantgrowneckbeardAMA 5d ago

This is one of my favorite dad moves to make. Walk into kid's room, set off air purifier, refuse to elaborate, leave.

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u/ExiledCanuck 5d ago

I used to love doing this when I had one. Walk up, crop dust it, and have it go into overdrive to clean the air for a few minutes before calming back down. Always gave me a chuckle 😂

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u/SpaghettiInc 5d ago

It’s hilarious seeing that big red light come on

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u/ilovefreshproduce 5d ago

Idk why but describing the purifiers as getting riled up is sending me 😂

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u/GeneralInspector8962 5d ago

Works great!

But my MIL's cat puked into the top of it from a cat tower and broke the purifier.

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u/SilverParty 5d ago

The ol’ Salem baptism

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u/Expensive_Wave_9442 5d ago

My father smokes inside in his bedroom I have 2 of these in there.

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u/ToddlerPeePee 5d ago

I have 0 of these and the air is clean because your father didn't smoke inside my house.

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u/dinodenxx 5d ago

Damn that sucks, can't even go outside to smoke? Ooof

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u/bandibuzz 5d ago

That’s crazy!! Especially since I just bought a $70 levoit air purifier for my studio room. I feel like it actually works wonders and wasn’t sure if it was just me

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u/Obeetwokenobee 5d ago

They really do! I bought a cheap one not expecting anything but it really works.

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u/excellent_alibi 5d ago

Great! So all we need to do is make sure all the impurities are contained within a 3 cubic foot glass case. Sweet!

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u/Background-Hope-88 5d ago

This guy gets it.

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u/porkkatsu121 5d ago

Man I need one of this cause my cats fur are everywhere

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u/[deleted] 5d ago

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u/Sea_Bison_6929 5d ago

Eh, you need both lol. I can brush my cat all I want and vacuum religiously - it just doesn’t matter really in terms of her hair and she’s a domestic shorthair. I stopped sneezing as much at home once I added in an air purifier on each level.

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u/nlamber5 5d ago

Where’s the control?

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u/wholetyouinhere 5d ago

This is an advertisement. And it's been posted by an 8-month-old account with an auto-generated user name, which has made 89 comments in the last 24 hours, exclusively in Arabic.

Does anyone else remember when Reddit was a real website?

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u/Obeetwokenobee 5d ago

I bought a cheap one for a different purpose and when finished, plugged it in and left it in the bedroom. When I went back in it felt like the air was crisp mountain air. I was completely surprised!

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u/[deleted] 5d ago

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u/EmotionalJoystick 5d ago

So it takes colored smoke out of the air?

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u/WritingTheRongs 5d ago

yes, that is what they are designed for. if you do not have colored smoke in your home i would choose a different type