August 19, 2020 |     “No matter what you choose, headsock, neoprene-type, fancy mask, cheap mask, N95, the best available, none of them, allow you to breathe in the required oxygen level, which should be close to 21%…” Link To Video Part I     Link To Video Part II         … Continue reading BANNED VIDEO: Firefighter Tests Oxygen Levels w/ Face Covering CV-19 Masks; NIH STUDIES FIND NEGATIVE HEALTH EFFECTS OF WEARING A MASK; Masks are neither effective nor safe: A summary of the science