Hungarian oil and gas company MOL will raise the wholesale price of diesel by gross HUF 3 per liter on Thursday, industry insiders told MTI on Tuesday. MOL will leave the price of petrol unchanged, the insiders noted. The rise in the price of diesel will bring the average price of both diesel and petrol at the pump to HUF 433-434 per liter. Last Wednesday MOL cut the the price of diesel by HUF 3 per liter and raised the price of petrol by HUF 3.