dirty grout with beige tiles in a bathroom with mold, rust and soap residue.

bathroom dirty spore tile shower damage grout damp rust rusty interior home moldy environment filthy toxin filth grunge indoor wet mold dirt toxic bathtub black bath mildew house unclean closeup building caulk caulking housework health residue fungi soap old fungus grungy growth unhealthy renter problem maintenance erosion dangerous