Assertion: silica | /r/CapableOf | average over an 8-hour day
Facets:
Source sentences:
text: Silica is an important topic in the construction industry with the new rule passed by OSHA, which reduced the permissible exposure limit (PEL) to 50 micrograms of respirable crystalline silica per cubic meter of air (μg/m3), averaged over an 8-hour day.