Oil and gas producers in Pennsylvania used some 160 million pounds of chemicals that they are not required by law to publicly identify in more than 5,000 gas wells between 2012 and 2022, according to research published on Tuesday.
Oil and gas producers in Pennsylvania used some 160 million pounds of chemicals that they are not required by law to publicly identify in more than 5,000 gas wells between 2012 and 2022, according to research published on Tuesday.