Contract workers at British Petroleum’s Texas City oil refinery were awarded $100 million by a federal jury Friday in a lawsuit alleging the workers were exposed to toxic substances in April 2007. According to the lawsuit, the 10 plaintiffs were exposed to carbon disulfide, a harmful compound that allegedly gave them flu-like symptoms, while working two of the plant’s refining units. The Texas City refinery has been under intense scrutiny for lack of safety since a 2005 explosion that killed 15 and injured hundreds