indifferent vs chemical science

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

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

indifferent (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

indifferent (adjective)	chemical science (adjective)
(usually followed by `to') unwilling or refusing to pay heed
characterized by a lack of partiality
fairly poor to not very good
neither too great nor too little
being neither good nor bad
showing no care or concern in attitude or action
(often followed by `to') lacking importance; not mattering one way or the other
marked by a lack of interest
having only a limited ability to react chemically; chemically inactive
marked by no especial liking or dislike or preference for one thing over another