2008 () posted 109 days ago by 50dollarbonus 109 days ago by 50dollarbonus +2009 / -1 80 comments share 80 comments share save hide report block hide child comments Comments (80) sorted by: top new old worst You're viewing a single comment thread. View all comments, or full comment thread. ▲ 1 ▼ – Chad_Dudebroski 1 point 109 days ago +1 / -0 Masks are as effective for silica as they are for viruses permalink save report block reply
Masks are as effective for silica as they are for viruses