a refinery

Jan 24 (Reuters) - At least one chemical plant and an oil refinery were struggling to recover from operational disruption on Tuesday after severe weather knocked out an oil and gas refining hub outside Houston. Shell said it…

The 196,000-barrel-per-day refinery, Bulgaria's biggest fuel producer, switched to processing only Russian crude oil after the country was granted an exemption from the European Union's ban on Russian oil imports. because of the invasion…

The cause of the fire was not immediately apparent and there were no casualties. The official notice said that the fire was "effectively controlled". GEM did not immediately respond to Reuters' request for comment but local…