Assertion: selenium | /r/HasProperty | leached
Facets:
value: from metal
type: OTHER
value: from landfill
type: LOCATION
value: from mining
type: OTHER
value: from coal flue ash
type: CAUSE
value: from crude oil processing
type: OTHER
value: from smelting
type: OTHER
Source sentences:
text: Selenium pollution of waterways also occurs when selenium is leached from coal flue ash, mining and metal smelting, crude oil processing, and landfill.