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Joined: Aug 2007
Posts: 19,495
Campfire Ranger
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OP
Campfire Ranger
Joined: Aug 2007
Posts: 19,495 |
Retired cat herder.
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Joined: Nov 2018
Posts: 2,594
Campfire Regular
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Campfire Regular
Joined: Nov 2018
Posts: 2,594 |
Don’t like them never have and haven’t had to wear one where we live, but if I still want to go buy groceries (HEB) I HAVE to wear one to be allowed inside. Guess I have to be one of the sheep now...
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Joined: Feb 2013
Posts: 6,457
Campfire Tracker
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Campfire Tracker
Joined: Feb 2013
Posts: 6,457 |
Droplets are questionable, but aerosolized virus in not defeated by a single layer of cloth. Virue is 1000 times smaller than the weave on cloth. Using multiple layers in a N95 can adsorb the majority, if fitted well. That mask is night and day better that most masks. Then there is the issue of transmission through the eyes. At that point any mask is useless unless eyes are not protected. In the end, better to wish for herd immunity. Masks don't work. You can look up data with nanoparticles for reference. NIOS, CDC, OSHA. 60-80 nanometer particles are pretty much a big issue.
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Joined: Aug 2007
Posts: 19,495
Campfire Ranger
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OP
Campfire Ranger
Joined: Aug 2007
Posts: 19,495 |
Droplets are questionable, but aerosolized virus in not defeated by a single layer of cloth. Virue is 1000 times smaller than the weave on cloth. Using multiple layers in a N95 can adsorb the majority, if fitted well. That mask is night and day better that most masks. Then there is the issue of transmission through the eyes. At that point any mask is useless unless eyes are not protected. In the end, better to wish for herd immunity. Masks don't work. You can look up data with nanoparticles for reference. NIOS, CDC, OSHA. 60-80 nanometer particles are pretty much a big issue. Tell me how you get aerosolized virus (not in droplets) from an infected person. I can see that from a bioweapon application.
Retired cat herder.
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Joined: Feb 2013
Posts: 6,457
Campfire Tracker
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Campfire Tracker
Joined: Feb 2013
Posts: 6,457 |
Aerosolized particles are suspended in the air by heat, and gravity has very little impact. This is called Brownian motion of aerosolized particles. The particles are expelled just like CO2, water vapor, and odor. Like smelling lungs when you gut a deer. Garlic odor or water vapor during exhale is bigger than the virus at 60-80 nm. Entrainment, not entrapment works on that scale, so electrostatic forces bind nanoscale particles in multiple weave filters. They bump, and get stuck. So more layers have greater contact and entrainment potential.
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Joined: Jul 2009
Posts: 5,183
Campfire Tracker
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Campfire Tracker
Joined: Jul 2009
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That didn't prove or refute anything.
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Joined: Aug 2007
Posts: 19,495
Campfire Ranger
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OP
Campfire Ranger
Joined: Aug 2007
Posts: 19,495 |
Aerosolized particles are suspended in the air by heat, and gravity has very little impact. This is called Brownian motion of aerosolized particles. The particles are expelled just like CO2, water vapor, and odor. Like smelling lungs when you gut a deer. Garlic odor or water vapor during exhale is bigger than the virus at 60-80 nm. Entrainment, not entrapment works on that scale, so electrostatic forces bind nanoscale particles in multiple weave filters. They bump, and get stuck. So more layers have greater contact and entrainment potential.
Funny. I was always taught that the virus transmission person to person was via droplets. (Virus in the mucous droplets). Where does the heat come into this or are we talking totally different things? Certainly true individual virus particles are unlikely to be significantly impaired by a mask And if you are writing about true particles then you're really needing high level containment gear. That's a different fish, for sure.
Retired cat herder.
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Joined: Jul 2009
Posts: 9,257 Likes: 2
Campfire Outfitter
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Campfire Outfitter
Joined: Jul 2009
Posts: 9,257 Likes: 2 |
The facemask works the facemask doesn’t work...Its a fact !
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Joined: Sep 2008
Posts: 7,348 Likes: 3
Campfire Tracker
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Campfire Tracker
Joined: Sep 2008
Posts: 7,348 Likes: 3 |
Remember why, specifically, the Bill of Rights was written...remember its purpose. It was written to limit the power of government over the individual.
There is no believing a liar, even when he speaks the truth.
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Joined: Nov 2003
Posts: 28,866
Campfire Ranger
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Campfire Ranger
Joined: Nov 2003
Posts: 28,866 |
I did not even open your link. I bought a mask on line and used it while sanding drywall. When I took it off Sue thought I rubbed my arm across my face. I looked in the mirror and what do I see? Along both sides of my nose and under my nose was white dust! I refuse to wear one when I go to town.
"Only Christ is the fullness of God's revelation." Everyday Hunter
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Joined: Aug 2007
Posts: 19,495
Campfire Ranger
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OP
Campfire Ranger
Joined: Aug 2007
Posts: 19,495 |
I did not even open your link. I bought a mask on line and used it while sanding drywall. When I took it off Sue thought I rubbed my arm across my face. I looked in the mirror and what do I see? Along both sides of my nose and under my nose was white dust! I refuse to wear one when I go to town. Understood.
Retired cat herder.
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Joined: May 2001
Posts: 4,124
Campfire Tracker
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Campfire Tracker
Joined: May 2001
Posts: 4,124 |
The saw the results of a simple and elegant study by the University Of Hong Kong, it showed masks were 75% effective. If you are wearing the mask it drops. Better than none. Likely just those blue medical ones. Hear is a link https://www.youtube.com/watch?v=zhQw7vLNsDA I use a N95
You can hunt longer with wind at your back
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Joined: Oct 2009
Posts: 7,956
Campfire Outfitter
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Campfire Outfitter
Joined: Oct 2009
Posts: 7,956 |
Maybe what masks should be made of, Depends.
Fall seven times, stand up eight.
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Joined: Jun 2008
Posts: 18,497
Campfire Ranger
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Campfire Ranger
Joined: Jun 2008
Posts: 18,497 |
The saw the results of a simple and elegant study by the University Of Hong Kong, it showed masks were 75% effective. The study used infected hamsters in a cage. And they put a cover (mask equivalent) across the cage. Then they blew wind across the infected hamster cage, with the cover across the cage, towards a healthy hamster cage. And they deduced that a reduction under those circumstances, with caged hamsters, meant an equivalent reduction to people out and about in the world. Which is vastly different than a cloth mask.
Every day on this side of the ground is a win.
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Joined: May 2001
Posts: 4,124
Campfire Tracker
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Campfire Tracker
Joined: May 2001
Posts: 4,124 |
Arlo Guthrie " I don't want to pickle, I just want to ride my motocickle " I thinks that's how it went, I took it to mean I don't want to die, I just want to ride my motor cycle. It holds more true as you have enjoyed more of this life.
You can hunt longer with wind at your back
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Joined: Feb 2007
Posts: 7,942 Likes: 3
Campfire Outfitter
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Campfire Outfitter
Joined: Feb 2007
Posts: 7,942 Likes: 3 |
Wearing a mask is much better at keeping the virus inside the mask than preventing it from getting in. All of them are more likely to prevent those who have been exposed from spreading it. It may not prevent you from catching the virus, but it is about 10X better than nothing. If you wear a "real mask". A bandana isn't a real mask, but still better than nothing.
I'm not in a lot of places where I'm around crowds, but when I am I wear the mask. Don't particularly like it, but doing so is the quickest way to end this crap and start getting back to normal.
Instead of bitching about it, man up and do the right thing.
Most people don't really want the truth.
They just want constant reassurance that what they believe is the truth.
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Joined: Mar 2006
Posts: 20,901 Likes: 1
Campfire Ranger
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Campfire Ranger
Joined: Mar 2006
Posts: 20,901 Likes: 1 |
Don’t like them never have and haven’t had to wear one where we live, but if I still want to go buy groceries (HEB) I HAVE to wear one to be allowed inside. Guess I have to be one of the sheep now... You’d rather comply than stand up & be counted?
"I never thought I'd live to see the day that a U.S. president would raise an army to invade his own country." Robert E. Lee
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Joined: Jun 2008
Posts: 18,497
Campfire Ranger
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Campfire Ranger
Joined: Jun 2008
Posts: 18,497 |
Wearing a mask is much better at keeping the virus inside the mask than preventing it from getting in. So a cloth mask provides protection on one side of it but not on the other...? All of them are more likely to prevent those who have been exposed from spreading it. So a cloth mask will likely “prevent those who have been exposed from spreading it”...? It may not prevent you from catching the virus... But it’ll prevent you from spreading it...? If you wear a "real mask". What is a “real mask”...? Is a cloth mask a “real mask”...? Instead of bitching about it, man up and do the right thing. Is wearing a cloth mask, where the spaces between the weaves are huge compared to the 0.06 micron size of the virus, “manning up and doing the right thing”...?
Every day on this side of the ground is a win.
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Joined: Oct 2004
Posts: 26,572 Likes: 17
Campfire Ranger
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Campfire Ranger
Joined: Oct 2004
Posts: 26,572 Likes: 17 |
A mask is not a panacea. It's not fool proof. It's just another layer of protection that can help prevent spread.
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Joined: Feb 2020
Posts: 4,890 Likes: 2
Campfire Tracker
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Campfire Tracker
Joined: Feb 2020
Posts: 4,890 Likes: 2 |
Wearing a mask is much better at keeping the virus inside the mask than preventing it from getting in. All of them are more likely to prevent those who have been exposed from spreading it. It may not prevent you from catching the virus, but it is about 10X better than nothing. If you wear a "real mask". A bandana isn't a real mask, but still better than nothing.
I'm not in a lot of places where I'm around crowds, but when I am I wear the mask. Don't particularly like it, but doing so is the quickest way to end this crap and start getting back to normal.
Instead of bitching about it, man up and do the right thing. Oh bullshit, wearing a mask doesn't do anything. Give me a frickin break.
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