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2:50
krem.com
Why masks do not trap CO2 or affect oxygen levels
Viral posts claiming that masks affect oxygen intake are false. Dr. Bob Lutz says it’s scientifically impossible.
Jun 29, 2020
CO2 Levels and Climate Change
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Take this opportunity to change your climate future! Erratic weather has not been a coincidence! But we could restore the climate to preindustrial CO2 levels with your help. Sign the pledge at f4cr.org!
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1 month ago
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4 months ago
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epa.gov
Apr 15, 2021
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Do masks harm your oxygen levels? You asked, I tested. Because you can give me MANY reasons to not wear a mask - and some are valid. But I will not allow PSEUDO-SCIENCE to be masqueraded as SCIENCE. Watch the video for the results. And, for those of you who are still concerned that they’re harming your breathing - (1) It IS true that masks increase the resistance to breathing. Most otherwise healthy people can compensate for this. For some people with lung disease or other breathing problems - s
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