Assertion: mold | /r/AtLocation | crevices of porous materials
Facets:
Source sentences:
text: Mold can grow on or fill in the empty spaces and crevices of porous materials, so the mold may be difficult or impossible to remove completely.
text: Mold can grow on or fill in the empty spaces and crevices of porous materials, so the mold may be difficult or impossible to remove completely.