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Old 19th Jul 2020, 04:07
  #463 (permalink)  
Turnleft080
 
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Originally Posted by Australopithecus
Turnleft080...

Also...your assertion that a gas permeable mask somehow reduces your O2 intake is as astonishing as it is wrong.
https://www.technocracy.news/blayloc...o-the-healthy/

Australopithecus: Again, we need all the O2 we can get. Why block it. It's your life support.
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