Petrochemie

== German == === Etymology === From petro- +‎ Chemie. === Pronunciation === === Noun === Petrochemie f (genitive Petrochemie, no plural) petrochemistry ==== Declension ==== === Further reading === “Petrochemie”, in Digitales Wörterbuch der deutschen Sprache‎[1] (in German) “Petrochemie” in Duden online