Identify Mold
Mold on Window Sills: Fixing the Cause, Not the Stain
Mold on window sills is almost always driven by condensation, not a leak. Warm, humid indoor air hits the cold glass and frame, cools below its dew po…
What black, pink, white and green mold look like, mold vs mildew, and where the moisture really comes from — identification, not diagnosis.
Mold on window sills is almost always driven by condensation, not a leak. Warm, humid indoor air hits the cold glass and frame, cools below its dew po…
Mildew is a surface grower — flat, powdery, usually grey or white, sitting on top of a material like a dusting of flour. Mold grows into what it colon…
The pink or orange film in a bathroom is usually not mold at all — it's Serratia marcescens, a common airborne bacterium that produces a rosy pigment …
Color narrows the possibilities but never confirms a species — there are five common household color groups (green, white, black, pink/orange, and blu…
Mold has one true cause you can control: water. Spores are always present; they only grow when a surface stays damp for roughly 24 to 48 hours. The mo…
"Black" describes a color, not a species — dozens of mold genera can appear dark, and a stain only becomes a living colony after a surface has stayed …
White mold is a living organism that grows on organic material (wood, drywall paper, cardboard, soil); efflorescence is crystalline mineral salt depos…