Assertion: duct | /r/MadeOf | fiberglas
Facets:
Source sentences:
text: "Normal" dust and debris we find inside of air ducts is dominated by fabric fibers, skin cells shed by human occupants, perhaps some food or starch granules, and if the ducts are made from fiberglass, fiberglass particles will be present.
text: "Normal" dust and debris we find inside of air ducts is dominated by fabric fibers, skin cells shed by human occupants, perhaps some food or starch granules, and if the ducts are made from fiberglass, fiberglass particles will be present.