A must watch, you WILL be suprised.
Science teacher shows carbon dioxide build-up in a typical mask is COMPLETELY Safe!
youtube.com
There are things I want my boys to know, I can't help but think about the things I wish my father taught me. All Pro Dad shares things to teach your sons.
allprodad.com
https://www.allprodad.com/5-things-wish-father-taught/?utm_term=playoftheday&utm_campaign=Play of the Day Daily Email&utm_medium=email&_hsmi=90442607&utm_content=90442607&utm_source=hs_email#skipintro
Niko Henrichon
