mold behind drywall near plumbing 20

https://wiki-triod.win/index.php/How_Gateway_Water_%26_Mold_Handles_Hidden_Mold_After_a_Plumbing_Leak

You might notice a musty smell getting stronger near that bathroom wall, and when you press on the drywall, it feels a little soft. That's a classic sign of hidden mold thriving behind the surface, likely because of a slow leak in the plumbing. The moisture creates the perfect environment for mold to spread, and by the time you see it, it's probably already a bigger problem than you think.