Assertion: acid rain's amount | /r/CapableOf | fall in rain
Facets:
value: from the air
type: TRANSITIVE-OBJECT
Source sentences:
text: Lasaga had calculated the amount of sulfur in the air, water, and earth at any one time: the amount that is released to the air through evaporation, weathering, or volcanic eruption; the amount that falls from the air in rain; the amount taken up by the sea and land and deposited in sediment or siphoned through the ocean floor at the midocean ridges.