Assertion: talc's asbestos | /r/IsA | a group 1 agent
Facets:
Source sentences:
text: Talc containing asbestos is classified as a group 1 agent (carcinogenic to humans), talc use in the perineal classified as group 2B (possibly carcinogenic to humans) and talc not containing asbestos is classified as group 3 (unclassifiable as to carcinogenicity in humans)(all in the IARC listing).