DHAHRAN — One person has been killed in a gas leakage accident in Saudi Aramco's Jeddah refinery, reported Saudi Press Agency on Monday. The accident took place during a routine maintenance and that the “limited” leakage was immediately stopped and the accident has not affected the company's operations. It gave no further details about the incident but said an investigation about the cause of the leakage was underway. An Aramco official in Jeddah said the leaked gas was poisonous hydrogen sulfide, which also nearly suffocated 11 other employees who were taken to a hospital. The official confirmed that the refinery works have not been affected by the accident. – Agencies