where are oil refineries located
Currently, the world's largest oil refinery is located in Ras Tanura, Saudi Arabia. This refinery is owned and operated by Saudi Aramco. Prior to the establishment of the Ras Tanura refinery, the world's largest refinery was Abadan located in the southeastern region of Iran.
The oil refinery in Haifa, Israel is capable of processing about 9 million tons (66 million barrels) of crude oil a year. Its two cooling towers are landmarks of the city's skyline.