Assertion: fluorine | /r/AtLocation | air
Facets:
value: naturally
type: MANNER
value: for a long period of time
type: TEMPORAL
value: according to lenntech
type: OTHER
Source sentences:
text: According to Lenntech, fluorine can naturally be found in water, air, and both plant and animal-based foods in small amounts.
text: Also, fluorine that naturally exists in the air finds its way into water and soil where it cannot be eliminated.
text: When fluorine is attached to very small particles it can remain in the air for a long period of time.
text: Fluorine is a substance that can be found in plants, animals, air, and water.