Assertion: brown rice's arsenic | /r/HasProperty | natural element
Facets:
value: in air
type: LOCATION
value: in water
type: LOCATION
value: in soil
type: LOCATION
Source sentences:
text: As arsenic is a natural element in soil, water, and air, the United States Food and Drug Administration (FDA) monitors the levels of arsenic in foods, particularly in rice products used commonly for infant food.