mold behind drywall near plumbing 31

https://kilo-wiki.win/index.php/Identifying_Hidden_Mold_Behind_Drywall:_A_St._Louis_Rental_Property_Case_Study

You notice a musty smell near the bathroom wall, and when you pull back the baseboard, you find black mold spreading across the drywall where the plumbing has a slow leak. The moisture has been seeping through the tiny crack in the pipe for months, creating a hidden health hazard behind the wall.