Assertion: red phosphorus | /r/HasProperty | nontoxic
Facets:
value: unlike white allotrope
type: OTHER
value: chemically
type: MANNER
value: though not highly
type: DEGREE
Source sentences:
text: von Schrötter in 1845 of red phosphorus, which is nontoxic and is not subject to spontaneous combustion, led to the safety match, with its separation of the combustion ingredients between the match head and the special striking surface.
text: Red phosphorus is nontoxic, odorless and active chemically, though not highly.
text: Unlike white allotrope, it is nontoxic.