Assertion: boron | /r/CapableOf | produce green color
Facets:
value: in flares
type: TEMPORAL
value: in pyrotechnics
type: OTHER
Source sentences:
text: Boron is used in pyrotechnics and flares to produce a green color.
text: In flares and pyrotechnics, boron produces a green color, and it has been used as a source of ignition in some rockets.