>Most cloth face masks are not effective acc to Brit Med Journal
It's common sense, people…
Anon uses a thin towel (tied corner to corner) out in the garage when he makes a shitload of dust. It works for a while, then anon needs a new towel.
It's basically a big cloth diaper, but it works to slow air flow and trap large particles.
Sure, COVID can slip past it, but it grabs the vast majority of shit, which is the point.