KATHMANDU: The prices of petrol, diesel and kerosene have gone up twice in a month following Nepal Oil Corporation’s adjustment with the international market prices on Monday. Petrol has become dearer by Rs 1, where as diesel and kerosene have witnessed a price hike of Rs 2. The new prices will come into effect from midnight, NOC said. With this revision, petrol would cost Rs 106 per liter while diesel and kerosene would fetch Rs 87 per litre. However, the prices of cooking gas and aviation fuel have remain unchanged. After the adjustment, NOC would accumulate Rs 201 million as fortnight profit, NOC official informed.