ALBAWABA - A blast was reported at the Lavan oil refinery in Iran on Wednesday, hours after the announcement of a ceasefire agreement between Tehran and the United States. According to Iran’s Mehr News agency, the source of the explosion remains unknown. The Lavan oil refinery is located on Lavan Island in the Persian Gulf, part of Iran's Hormozgan Province. $CL1 Explosion reported at Iran's Lavan refinery; cause unknown - ...