aluminum business vs aluminum industry

aluminum business and aluminum industry both are nouns.

Word	Noun	Adjective	Verb	Adverb
aluminum business	Yes	No	No	No
aluminum industry	Yes	No	No	No

As nouns, aluminum business and aluminum industry are synonyms defined as:

aluminum business and aluminum industry: manufacturers of aluminum considered as a group

aluminum business (noun)	aluminum industry (noun)
manufacturers of aluminum considered as a group	manufacturers of aluminum considered as a group