“…For example, the power plant in the industrial corridor utilized fuel oil until 2014, with a sulfur content of 4%, and estimated SO 2 emissions of 113 000 t per year. Several options for controlling SO 2 emissions have been recommended to the Mexican electric sector, such as scrubbing technologies, fuel oil hydro treating, desulphurization, and alternate fuel sources (Islas and Grande, 2007).…”