porous materials mold removal 3
https://threadvistax.com/s/ZimCACqjbMLJhe1MMllni
For porous materials like wood, drywall, or grout, mold removal isn't just about surface cleaning—the spores dig into tiny crevices and need a gentle but thorough approach, often using diluted hydrogen peroxide or a borax solution, to kill the roots without damaging the material.