Assertion: growth | /r/CapableOf | begin with rayon
Facets:
value: in 1891
type: TEMPORAL
Source sentences:
text: The development of materials that we now call plastics began with rayon in 1891, continuing with Bakelite in 1907, polyethylene in 1933, Nylon and Teflon in 1938, polypropylene in 1954, Kevlar in 1965, and is continuing.