![PSA: Remember to wear a mask if you're sanding your CI. The black tone of the mask is solely from iron powder that I would've breathed otherwise. : r/castiron PSA: Remember to wear a mask if you're sanding your CI. The black tone of the mask is solely from iron powder that I would've breathed otherwise. : r/castiron](https://i.redd.it/efe6qwvm07461.jpg)
PSA: Remember to wear a mask if you're sanding your CI. The black tone of the mask is solely from iron powder that I would've breathed otherwise. : r/castiron
![Zachdubs on X: "I told the wife to wear a mask while sanding the bathroom.. This is what I walk in to 😂 https://t.co/oaVXfGfq2X" / X Zachdubs on X: "I told the wife to wear a mask while sanding the bathroom.. This is what I walk in to 😂 https://t.co/oaVXfGfq2X" / X](https://pbs.twimg.com/media/GFm055HWIAAwpZ5.jpg:large)
Zachdubs on X: "I told the wife to wear a mask while sanding the bathroom.. This is what I walk in to 😂 https://t.co/oaVXfGfq2X" / X
![handyman at work, sanding walls while using face mask, drywall construction Stock Photo | Adobe Stock handyman at work, sanding walls while using face mask, drywall construction Stock Photo | Adobe Stock](https://as1.ftcdn.net/v2/jpg/01/76/50/14/1000_F_176501419_dFGvzizXhbsAO1tswaxWAUpQJxG5181V.jpg)
handyman at work, sanding walls while using face mask, drywall construction Stock Photo | Adobe Stock
![3M Aura 9322+ FFP2 Respirator, Valved FFP2-Mask for Hand Sanding and Power Tool work, White, 5 Pack : Amazon.co.uk: DIY & Tools 3M Aura 9322+ FFP2 Respirator, Valved FFP2-Mask for Hand Sanding and Power Tool work, White, 5 Pack : Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/71iU9xNLYZL._AC_UF1000,1000_QL80_.jpg)
3M Aura 9322+ FFP2 Respirator, Valved FFP2-Mask for Hand Sanding and Power Tool work, White, 5 Pack : Amazon.co.uk: DIY & Tools
![Is a NIOSH mask advised when sanding a fully dried hardwood floor? - Home Improvement Stack Exchange Is a NIOSH mask advised when sanding a fully dried hardwood floor? - Home Improvement Stack Exchange](https://i.stack.imgur.com/2mObn.png)