toxic industrial waste vs toxic waste

toxic industrial waste and toxic waste both are nouns.

Word	Noun	Adjective	Verb	Adverb
toxic industrial waste	Yes	No	No	No
toxic waste	Yes	No	No	No

As nouns, toxic industrial waste and toxic waste are synonyms defined as:

toxic industrial waste and toxic waste: poisonous waste materials; can cause injury (especially by chemical means)

toxic industrial waste (noun)	toxic waste (noun)
poisonous waste materials; can cause injury (especially by chemical means)	poisonous waste materials; can cause injury (especially by chemical means)