November 21 (SeeNews) - Bulgarian fuel retailer Petrol [BUL:5PET] has signed a 2.5 million levs ($1.5 million/1.3 million euro) deal with state-owned water supply and sewerage company Yovkovtsi for supply of diesel, petrol and liquefied petroleum gas, the water utility servicing the city of Veliko Tarnovo said on Wednesday.