methane series vs paraffin

methane series and paraffin both are nouns.

Word	Noun	Adjective	Verb	Adverb
methane series	Yes	No	No	No
paraffin	Yes	No	No	No

As nouns, methane series and paraffin are synonyms defined as:

methane series and paraffin: a series of non-aromatic saturated hydrocarbons with the general formula CnH(2n+2)

Other synonyms of methane series include alkane, alkane series, paraffin series.

methane series (noun)	paraffin (noun)
a series of non-aromatic saturated hydrocarbons with the general formula CnH(2n+2)	from crude petroleum; used for candles and for preservative or waterproof coatings
	(British usage) kerosine
	a series of non-aromatic saturated hydrocarbons with the general formula CnH(2n+2)