un1038 class 3 ethylene sign, , isolate on white background, label .eps10

un1038 ethylene ethanol ethene oxide flammable liquid liquified formula gas gasoline hydrocarbon hydrogen acetone alcohol aromatic atom atomic background benzene biochemistry butanols c2h4 carbon carcinogen chemical class colorless compound container corrosive industrial label laboratory molecular oil organic petroleum physics polyester polyethylene polymer science structural substance symbol toxic