Oil-Processing Plant
This page is the CodyCross answer for the clue below from La Bella Roma, Group 418, Puzzle 4 (Flavian Amphitheater).
Question is: Oil-Processing Plant
and the answer is: REFINERY
Word Meaning:
REFINERY — A building, or a mass of machinery, used to produce refined products such as sugar, oil, or metals.
Definitions from Wiktionary.