NAICS
32511: Petrochemical Manufacturing
This industry comprises establishments primarily engaged in (1)
manufacturing acyclic (i.e., aliphatic) hydrocarbons such as ethylene,
propylene, and butylene made from refined petroleum or liquid
hydrocarbon and/or (2) manufacturing cyclic aromatic hydrocarbons such
as benzene, toluene, styrene, xylene, ethyl benzene, and cumene made
from refined petroleum or liquid hydrocarbons.
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