The Nepal Oil Corporation’s Lumbini Provincial Office has taken action against a petrol pump operator, tanker drivers and helpers after diesel was allegedly siphoned from three fuel tankers in Rupandehi. The tankers, each carrying 20,000 litres of diesel from Amlekhgunj to the Bhairahawa depot, were intercepted at Saraf Oil Stores in Siddharthanagar. Officials found the tankers’ security locking systems tampered