DROHOBYCZ, a Polish town in the province of Lemberg, capital of a district which contains the largest oilfield in the country. Pop. (1931), 32,622. Oil was first found at Boryslaw and Tustanowice in 1904, and reached its highest production in 1909. The oilfield produced (1924) 673,177 tons, 78% of the whole Polish production, and employed 6,457 workmen. Dro hobycz has a factory of mineral oil, the largest oil refinery in Poland, and is connected by pipe lines with the chief wells. It also produces mineral gas, gasolene (petrol) and ozokerite.