Assertion: gypsum's product | /r/MadeOf | asbestos
Facets:
value: until 1977
type: TEMPORAL
value: in the past
type: TEMPORAL
Source sentences:
text: In the past, many products made by Bestwall contained asbestos.
text: These products contained asbestos until 1977 when the company stopped using it in manufacturing.
text: Bestwall and Georgia-Pacific products contained asbestos as a major component in joint compounds and other products from 1956 until U.S. laws mandated its discontinuation in joint compounds in 1977.
text: See ASBESTOS LIST of PRODUCTS for a comprehensive list of building products that contained asbestos.
text: Also see ASBESTOS PRODUCING COMPANIES & TRUSTS for a most-complete list of companies that produced products containing asbestos