Assertion: filling's mercury | /r/AtLocation | the environment
Facets:
value: naturally
type: MANNER
value: in different chemical forms
type: OTHER
Source sentences:
text: Additionally, mercury occurs naturally in the environment, which makes it likely that people already carry low levels of mercury in their blood-even if they don’t have silver fillings.
text: Since mercury is a metal that occurs naturally in the environment, everyone is exposed to mercury in some form, whether through the air, drinking water, soil or food.
text: Mercury occurs naturally in the environment in different chemical forms.