Assertion: ballistic nylon | /r/HasProperty | developed by the dupont corporation
Facets:
value: originally
type: MANNER
value: as a material
type: MANNER
Source sentences:
text: Ballistic nylon was developed by the DuPont corporation as a material for flak jackets to be worn by World War II airmen.
text: Ballistic nylon was originally developed by the Dupont corporation for flak jackets for World War II airmen.