Assertion: formaldehyde | /r/HasProperty | occurring substance
Facets:
value: naturally
type: MANNER
value: in the environment
type: LOCATION
Source sentences:
text: Formaldehyde is a naturally occurring substance made of carbon, hydrogen and oxygen.
text: Formaldehyde is a naturally occurring gas that is highly dissolvable in water.
text: Formaldehyde is a naturally occurring compound most commonly used in preserving organic material in labs.
text: Formaldehyde is both a naturally occurring chemical, and an industrial chemical.
text: While formaldehyde (also known as methyl aldehyde, methylene oxide, oxymethylene and oxomethane) is a natural occurring substance in the environment; mankind has pushed the presence of this toxic chemical to incredible levels; in fact, it’s one of the most common indoor pollutants.
text: Both plywood and melamine have some concentration of formaldehyde, a naturally-occurring chemical made of hydrogen, oxygen, and carbon.
text: Although formaldehyde is a naturally occurring substance—even an apple contains up to 20 ppm of the stuff, Greeson says—with significant exposure it is deemed a probable carcinogen by the Environmental Protection Agency.
text: Formaldehyde is a naturally occurring substance in the environment.