878 Wearing a Mask increases CO2 intake by 300% or the equivalent of 100 years of exaggerated Global Warming models. Oh, and they cut your Oxygen intake by as much as 20%... ENJOY!! posted 248 days ago by OhWell_iAn 248 days ago by OhWell_iAn +879 / -1 64 comments share 64 comments share save hide report block hide child comments Comments (64) sorted by: top new old worst You're viewing a single comment thread. View all comments, or full comment thread. ▲ 15 ▼ – deleted 15 points 248 days ago +16 / -1 ▲ 4 ▼ – Doug 4 points 248 days ago +4 / -0 https://pubmed.ncbi.nlm.nih.gov/20420727/ You can follow links on that page to a full text study. Conclusion is n95 use after 1 hour puts co2 and o2 out of osha's acceptable range. permalink parent save report block reply
https://pubmed.ncbi.nlm.nih.gov/20420727/
You can follow links on that page to a full text study. Conclusion is n95 use after 1 hour puts co2 and o2 out of osha's acceptable range.