What is "petroleomics"

n. (context organic chemistry English) The identification of the totality of the constituents of naturally-occurring petroleum and crude oil

Petroleomics is the identification of the totality of the constituents of naturally-occurring petroleum and crude oil using high resolution mass spectrometry. In addition to mass determination, petroleomic analysis sorts the chemical compounds into heteroatom class ( nitrogen, oxygen and sulfur), type ( degree of unsaturation, and carbon number). The name is a combination of petroleum and - omics (collective chemical characterization and quantification).