The term 'Petrol Pumper' refers to a person who works at a petrol station, typically pumping fuel into customers' vehicles. The two crossword solutions for this term are BRIT and ESSO, both of which are four-letter words. BRIT is an abbreviation for British Petroleum, a multinational oil and gas company headquartered in London, England. ESSO is the brand name of ExxonMobil, an American multinational oil and gas corporation.