Petroleum product prices will rise tomorrow, the Ministry of Finance has announced.Gasoline will rise 1.1 cents a litre, diesel will rise 2.6 cents a litre and kerosene will go up 2.9 cents a litre. Thus, maximum prices will be 214.10 cents a litre for gasoline, 189.40 cents a litre for diesel and 158.90 cents a litre for kerosene.The last price rise was in June when gasoline rose 0.5 cents a litre, diesel rose 0.6 cents a litre and kerosene rose 1.1 cents a litre.