supernatant vs chemical science

supernatant and chemical science both are nouns.

Word	Noun	Adjective	Verb	Adverb
supernatant	Yes	Yes	No	No
chemical science	Yes	No	No	No

supernatant (noun)	chemical science (noun)
the clear liquid that lies above a sediment or precipitate	the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions

supernatant (adjective)	chemical science (adjective)
of a liquid; floating on the surface above a sediment or precipitate