Assertion: asbestos's material | /r/MadeOf | ceiling
Facets:
Source sentences:
text: If building materials that contain asbestos (like older insulation and ceiling and floor tiles) begin to decompose over time, asbestos fibers can be found in indoor air and may pose a health threat.
text: In other words, never drill, hammer, cut, saw, break, damage, move or disturb any materials that may contain asbestos, including wallboard, ceiling tiles, floor tiles, lab bench tops or insulation.