mold icon on white background. round mildew mycelium.

mold icon isolated white background round mildew mycelium bacteria blue bread cartoon ceiling circle concept condensation damp design dust element flat food fungi fungus graphic grow growth hazard health high humidity illustration microscope mould musty penicillin penicillium problems respiratory rhizome rotten shape smutch soil splash spore spot symbol vector virus wall growing grey fungal mucor surface stock