Kathmandu, 5 July:The Nepal Oil Corporation (NOC) has increased the price of petroleum products. The state-owned fuel utility increased Rs 2 in the price of petrol, Rs 9 in diesel and kerosene and Rs 5 in aviation fuel (internal). The price of aviation fuel (external) and LPG gas cylinder has remained intact, the NOC said. The price of petroleum products has been  revised following the spike in the price list obtained from the Indian Oil Corporation (IOC). The Corporation stated that the cost price of the petroleum products was continuously increasing and so was for the payment for purchase of the same. People's News Monitoring Service