saturate vs chemical science

saturate is not a noun while chemical science is a noun.

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

saturate (noun)	chemical science (noun)
	the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions

saturate (verb)	chemical science (verb)
cause (a chemical compound, vapour, solution, magnetic material) to unite with the greatest possible amount of another substance
infuse or fill completely