2485 Masks Violate OSHA Workplace Oxygen Levels. An O2 Level of 19.5% is Required. Masks Drop O2 Levels Below 18%...And They Do Nothing to Stop Kung Flu Spread. (youtu.be) posted 296 days ago by Isaiah53 296 days ago by Isaiah53 +2485 / -0 203 comments share 203 comments share save hide report block hide child comments Comments (203) sorted by: top new old worst You're viewing a single comment thread. View all comments, or full comment thread. ▲ 2 ▼ – dabicsta 2 points 296 days ago +2 / -0 I messed that up. Good catch! permalink save report block reply
I messed that up. Good catch!