UPDATE 4-13 U.S. refineries exceeded emissions limits for cancer-causing benzene in 2020 -report

Thirteen U.S. oil refineries released the cancer-causing chemical benzene in concentrations that exceeded federal limits last year, according to government data published by the green group Environmental Integrity Project (EIP) on Wednesday.The study is based on the second full year of data reported by U.S. refineries since the Environmental Protection Agency (EPA) in 2015 began requiring continuous monitoring of air pollutants around plants to protect nearby communities, many of which are dispr