Petroleum Before It Is Refined

This page is the CodyCross answer for the clue below from Past and Present Tech, Group 1442, Puzzle 3 (Steam Engines).

Question is: Petroleum Before It Is Refined

and the answer is: CRUDEOIL

Word Meaning:

CRUDE OIL — Unrefined oil; as it is found underground, consisting mainly of hydrocarbons.

Definitions from Wiktionary.