Assertion: glass's composition | /r/HasProperty | copolymer
Facets:
value: with other
type: OTHER
Source sentences:
text: The T g values of commercial grades of PMMA range from 85 to 165 °C (185 to 329 °F); the range is so wide because of the vast number of commercial compositions which are copolymers with co-monomers other than methyl methacrylate.