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The Science is Conclusive: Masks and Respirators do NOT Prevent Transmission of Viruses
SOTT Signs Of The Times ^ | April 20, 2020 | Dr. Denis G Rancourt, PhD

Posted on 06/26/2020 8:50:20 PM PDT by Grandpa Drudge

(excerpt copied from this article)

Conclusion regarding masks that do not work

No RCT study with verified outcome shows a benefit for HCW or community members in households to wearing a mask or respirator. There is no such study. There are no exceptions. Likewise, no study exists that shows a benefit from a broad policy to wear masks in public (more on this below).

Furthermore, if there were any benefit to wearing a mask, because of the blocking power against droplets and aerosol particles, then there should be more benefit from wearing a respirator (N95) compared to a surgical mask, yet several large meta-analyses, and all the RCT, prove that there is no such relative benefit. Masks and respirators do not work.

Precautionary Principle turned on its head with masks

In light of the medical research, therefore, it is difficult to understand why public-health authorities are not consistently adamant about this established scientific result, since the distributed psychological, economic and environmental harm from a broad recommendation to wear masks is significant, not to mention the unknown potential harm from concentration and distribution of pathogens on and from used masks.

Physics and Biology of Viral Respiratory Disease, and why masks do not work

In this case, public authorities would be turning the precautionary principle on its head.

(Excerpt) Read more at sott.net ...


TOPICS: Business/Economy; Conspiracy; Science; Society
KEYWORDS: april2020; coronavirus; government; masks; oldnews; tyranny
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To: Grandpa Drudge

LOL!
You’re just an idiot who doesn’t care LOL!


121 posted on 06/27/2020 1:35:32 AM PDT by mrsmith (Dumb sluts (M / F) : Lifeblood of the Media, Backbone of the Democrat/RINO Party!)
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To: alexander_busek
The mask does indeed reduce oxygen and increase CO2 in the air inhaled into the lungs.

Please see my reply to oincobx (post 118, above) to understand how and why this is true.

I even include a simple way to test whether the effect of this is serious for you or not. The severity is different for different people in different environments (such as altitude, health etc.)

For me, the effect is quite severe.

122 posted on 06/27/2020 1:46:27 AM PDT by Grandpa Drudge (Just an old man, desperate to preserve our great country for my grandchildren.)
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To: jonrick46; wjcsux
You might know that the virus is transported inside the droplets of water that exists with the human breath. You see those droplets on cold days as they show up as a cloud when you exhale. A cotton quilt with batting provides 96 ± 2% (10 nm to 300 nm) and 96.1 ± 0.3% (300 nm to 6 μm) filtration of these droplets. The science on the filtration of various fabrics is done.

I have no doubt about the ability of your quilted mask to filter out droplets.

But what about the unintended consequences.

Might your mask become a breading ground for bacteria as those water droplets accumulate”?

Might that bacteria and the increased moistness of your skin lead to skin infections (acne)?

Might the fact that your mask has become saturated with bacteria mean that you are now inhaling a high concentration of bacteria laden droplets that could lead to a respiratory infection?

Might the slowed velocity of your exhalation lead to an increase in the CO2 concentration in the air you inhale?

No modification to the environment you live in is going to be with out unintended consequences especially one that effects your respiratory system.

123 posted on 06/27/2020 1:52:23 AM PDT by Pontiac (The welfare state must fail because it is contrary to human nature and diminishes the human spirit)
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To: Chgogal
Before the Wuhan Kung Fu Flu, did your GP wear a mask while listening to your heart just inches away from your face?

Yep, all the time during flu season. Last November, when influenza B was common in my area, all patients were also required to wear a mask. When there wasn't communicable disease commonly floating about, nope.

124 posted on 06/27/2020 2:03:18 AM PDT by kingu (Everything starts with slashing the size and scope of the federal government.)
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To: Grandpa Drudge

bkmk


125 posted on 06/27/2020 3:09:01 AM PDT by sbnsd
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To: Pontiac; Bryan24; jonrick46; wjcsux
You say "I have no doubt about the ability of your quilted mask to filter out droplets."

There are droplets you can see, and droplets you can sometimes see (like steam, or your breath on a cold day) and aerosol "droplets" far too small to see, all of which can be exhaled from your lungs.

Most large and medium size droplets will fall to the ground fairly quickly, and not travel in the air very far (6 feet or less).

Aerosols, especially the very small ones, tend to float in the air for a considerably longer time, and not fall at all. They might gradually evaporate and get even smaller and hang around quite a while.

From post #47 above "CDC tells you that the SARS-CV-2 virus is approximately 0.125 um in size."

Although masks generally filter out larger droplets just fine, the aerosol droplet that may contain this virus can be less than 1 um in size, far too small to be stopped by any standard masks generally available to the public.

126 posted on 06/27/2020 3:14:47 AM PDT by Grandpa Drudge (Just an old man, desperate to preserve our great country for my grandchildren.)
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To: Grandpa Drudge

Marks are the modern day equivalent to the yellow star Jewish people were forced to wear in 1930s Germany.

It shows the person is subservient to dictatorial government.

JoMa


127 posted on 06/27/2020 3:50:39 AM PDT by joma89 (Buy weapons and ammo, folks.)
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To: Fai Mao

Interesting update on Hong Kong.

Since Houston has a mega-sized medical treatment community, what are the stats on age, co-morbidity, and other discriminators needed to analyze Houston’s problem?

Are the deaths occurring among the cohort that is already in the hospital and being treated for multiple conditions?


128 posted on 06/27/2020 3:57:02 AM PDT by ptsal (Vote R.E.D. >>>Remove Every Democrat ***)
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To: Grandpa Drudge

I think of them as muzzles. The American people have agreed to being muzzled.


129 posted on 06/27/2020 4:02:47 AM PDT by 9YearLurker
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To: Mom MD
you are a self proclaimed scientist with no clinical experience with viruses. pot/kettle. But then you only like your own made up data and calculations anyway

Says a self-proclaimed physician who has never set foot in a research lab, never designed an experiment, never published a basic research paper, who probably could not conceptualize a simple PCR experiment if her life depended on it.

Who the heck cares about clinical experience? What does that even have to do with hypothesis formulation, experimental design and execution, data collection, and analysis? Other than collecting samples, do you have any clue how you would go about characterizing a virus you've never seen before? What steps you would take? The questions you should be asking to guide the characterization?

Also, glad to know that the numbers collected by Johns Hopkins and that the analyses they and I do on the numbers are "made up."

Let's be honest here. Your issue with me is not that I don't know anything; you know very well that I do my homework and endeavor to vet everything I have posted here. Your issue is that I sound too much like the experts who have been giving the pressers and that my analysis leads to the same conclusions that Drs. Fauci and Birx have communicated. And you would rather just sit back and do nothing to stop Covid-19, because it cramps your lifestyle--without ever once considering that letting it spread uncontrollably leads to far worse consequences than having to practice social distancing for a while. And I am to believe that you're a physician?

130 posted on 06/27/2020 4:08:32 AM PDT by exDemMom (Current visual of the hole the US continues to dig itself into: http://www.usdebtclock.org)
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To: Fai Mao
If mask don’t work the why do sugeons use them?

To help prevent the passage of bacteria from the surgeon's nose and mouth into the patient's wound and to protect the surgeon's face from sprays and splashes from the patient.

And for what it's worth, the largest virus is smaller than the smallest bacterium.........Here's a test for you....hold a mirror in front of your mouth then exhale on it and you will see it fog up with moisture from your lungs.

If you can inhale and exhale thru your mask then that moisture which may contain a virus is passing thru it too.......

131 posted on 06/27/2020 4:28:24 AM PDT by Hot Tabasco
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To: Grandpa Drudge

Of course masks work. That’s why health care professionals wear them and not catch the virus. I have three family members who work with covid patients everyday since the start. They wear masks. They are virus-free.


132 posted on 06/27/2020 4:41:14 AM PDT by eastexsteve
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To: eastexsteve

Good luck to them and God Bless.


133 posted on 06/27/2020 5:11:55 AM PDT by RummyChick (Stop Apologizing for things you didn't do. Stop Demanding Apologies when refuse to forgive)
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To: Pontiac

Under armour has come out with a mask to help with those issues. Not sure scientifically what happens after you wash it the first time.


134 posted on 06/27/2020 5:13:53 AM PDT by RummyChick (Stop Apologizing for things you didn't do. Stop Demanding Apologies when refuse to forgive)
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To: Grandpa Drudge

Facts are so old school. Doesn’t matter. CNN/MSNBC....on and on are on the mask bandwagon. I predict the entire month of August mask wearing will be an executive order.


135 posted on 06/27/2020 5:30:22 AM PDT by krug
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To: gunsequalfreedom

Still-frightened people can just carry their beloved snot rag in their pocket (remember handkerchiefs?) rather than wearing them all day looking like they’re sick and belong in an infirmary.


136 posted on 06/27/2020 5:36:47 AM PDT by glennaro (Prager: "Until it's safe" means "Never"!)
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To: gunsequalfreedom

I never understood why Kathleen Sebelius told everyone to sneeze into their sleeves.

I have allergies.

I do not want to hork a luggie into my shirt. Then, you have to walk around with a luggie on your shirt all day long.

Better to carry a hankerchief


137 posted on 06/27/2020 5:57:56 AM PDT by Steven Tyler
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To: wjcsux

If a scent passes through your cloth face mask, then all virus’s are getting through


138 posted on 06/27/2020 5:58:54 AM PDT by Steven Tyler
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To: kingu

BS!


139 posted on 06/27/2020 6:03:00 AM PDT by Chgogal (ALL lives matter. If you disagree with me, YOU are the racist.)
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To: Grandpa Drudge

FYI...I was agreeing with you, and the article.

Just making sure you realize this. I couldn’t tell by your reply.


140 posted on 06/27/2020 6:08:27 AM PDT by Jane Long (Praise God, from whom ALL blessings flow.)
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