Assertion: crystalline silica | /r/HasProperty | small particles
Facets:
value: very
type: DEGREE
value: typically
type: DEGREE
Source sentences:
text: Respirable crystalline silica – very small particles typically at least 100 times smaller than ordinary sand found on beaches or playgrounds – is generated by high-energy operations like cutting, sawing, grinding, drilling and crushing stone, rock, concrete, brick, block and mortar; or when using industrial sand.