Assertion: acrylic | /r/HasProperty | dense
Facets:
value: very
type: DEGREE
value: as glass
type: OTHER
value: roughly
type: DEGREE
Source sentences:
text: Acrylic is roughly half as dense as glass.
text: Acrylic is a very dense and hard material which makes it both durable and strong, but when safety and handling is a concern we recommend using PETG as the substrate.