Assertion: protactinium's use | /r/HasProperty | due
Facets:
value: in explosives
type: OTHER
value: in the tanning of leather
type: OTHER
value: in fireworks
type: OTHER
value: in fly
type: LOCATION
Source sentences:
text: 4 ) is used in inks, dyes, stains (bright yellowish-red color); in explosives and fireworks; in the tanning of leather, in fly paper and safety matches, but all these uses are due to the chemistry of the chromate ion, rather than the potassium ion.