Assertion: cellulose insulation | /r/ObjectUse | used in home
Facets:
value: widely
type: DEGREE
value: from 1930's
type: TEMPORAL
Source sentences:
text: Balsam Wool" is a wood fiber product or "cellulose" insulation that was widely used in homes and in a variety of other applications in the U.S. from at least the 1930's.