Assertion: fertilizer's acid | /r/HasProperty | produced
Facets:
value: by mixing ammonia
type: MANNER
Source sentences:
text: Nitric acid is produced by first mixing ammonia and air in a tank.
text: Nitric acid is produced by first mixing ammonia and air in a tank.
text: The phosphoric acid was produced using a process called "Wet Process Phosphoric Acid"; raw phosphate rock was combined with sulfuric acid to create phosphoric acid and a waste-product of gypsum.