paraffin scale vs wax

paraffin scale and wax both are nouns.

Word	Noun	Adjective	Verb	Adverb
paraffin scale	Yes	No	No	No
wax	Yes	No	Yes	No

As nouns, wax is a hypernym of paraffin scale; that is, wax is a word with a broader meaning than paraffin scale:

paraffin scale: partly refined paraffin wax
wax: any of various substances of either mineral origin or plant or animal origin; they are solid at normal temperatures and insoluble in water

paraffin scale (noun)	wax (noun)
partly refined paraffin wax	any of various substances of either mineral origin or plant or animal origin; they are solid at normal temperatures and insoluble in water