About Konstantinovka
Konstantinovka is a city in Donetsk oblast (province), eastern Ukraine, on the Krivoy Torets River. Before the October Revolution (1917) a small settlement with an ironworks, Konstantinovka developed in the Soviet era into a major industrial centre. In addition to an integrated ironworks and steelworks, there is a zinc smelter and associated chemical works producing sulfuric acid and superphosphate.