Cooling towers at coal fired power plant
Grevenbroich, Germany
Recent regulations in Germany stipulate that the exhaust gases from coal combustion
can be ducted into the the cooling towers and released with the steam.
float up in to the atmosphere with water particles.
Known byproducts from coal combustion include:
lead, mercury, uranium, hexavalent chromium, arsenic furans and dioxins.

2014 Releases European Environmental Agency
Arsenic (as As)       34.6 kg
Mercury (as Hg)       672 kg
Zinc and compounds (as Zn)       323 kg
Particulate matter (PM10)       454 t
Nitrogen oxides (NOx/NO2)       2,2600 t
Sulphur oxides (SOx/SO2)       5,980 t
Chlorine and inorganic compounds (as HCl)       91.2 t
Fluorine and inorganic compounds (as HF)       15.0 t
Carbon dioxide (CO2)       32,400,000 t
Carbon monoxide (CO)       7,140 t
Benzene       1.15 t