Assertion: urine's ammonia | /r/HasProperty | useful cleanser
Facets:
value: as a base
type: MANNER
Source sentences:
text: As a base, ammonia is a useful cleanser because dirt and grease–which are slightly acidic–get neutralized by the ammonia.
text: See, alchemists already knew that if they urine fester, it made ammonia, a useful ingredient making silver mirrors.