The USEPA finalized four related air emissions rules in February that will impose new air emission limitations and work practice standards on industrial boilers, process heaters, and incinerators fueled with fossil fuels, biomass, natural gas, producer gas, and solid waste fuels. The new air rules will affect refineries, chemical and manufacturing plants, steel and paper mills, commercial and institutional facilities that provide steam to heat buildings, for example at colleges and universities, and incinerators that burn commercial or industrial solid waste […]