How to Remove Saltpeter and Mildew from Walls
Saltpeter appears as a white, powdery substance on walls, often due to moisture seeping through masonry. Mildew appears as dark spots or patches caused by dampness. Both can damage surfaces and affect indoor air quality, so it’s best to tackle them promptly. Step 1: Protect Yourself and the Area Wear gloves, a mask, and protective … Read more