We switched from basic dust masks to a proper P100 half face respirator last month and the difference is night and day, we been running it on stainless and aluminum projects where fume exposure is high
Replacements aren't cheap but beats breathing metal dust, and my dad said he noticed not getting metallic taste in his mouth at the end of the day anymore, which he'd just gotten used to over the years and probably not a good sign that he was tasting it in the first place. Well they grew up traditional farmers so a lot of the new gear didn't matter much to them until when they started becoming popular
Replacements aren't cheap but beats breathing metal dust, and my dad said he noticed not getting metallic taste in his mouth at the end of the day anymore, which he'd just gotten used to over the years and probably not a good sign that he was tasting it in the first place. Well they grew up traditional farmers so a lot of the new gear didn't matter much to them until when they started becoming popular