mold air sampling 16

https://mymoldtestingstlouisspace.juniperbrief.com/posts/what-homeowners-need-to-know-about-mold-testing-st.-louis

When we did mold air sampling in the basement, we used a special pump to collect spores from the air onto a Petri dish, then waited a few days to see what grew—it turned up a surprising amount of hidden mold behind the drywall.