sentences:  At around the same time the world's first, but small, oil refineries were opened at Jasło, in Poland, with a larger one being opened at Ploiești, in Romania.Built in 1856 and inaugurated in 1857 by the brothers Teodor and Marin Mehedinţeanu, the Rafov Refinery, a refinery built at Ploiesti, had a surface area of four hectares, and the daily production reached over seven tons, obtained in cylindrical iron and iron casts that were heated by fire from wood; it was then called "the world's first systematic oil distillery," setting the record for being the world's first oil refinery, according to the Academy Of World Records.This refinery obtained, on the basis of a contract concluded in October 1856 between Teodor Mehedinţeanu and the City Hall of Bucharest, the exclusive right to supply the illumination of the Wallachian capital with oil lamp.