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… reduced by 70 per cent, emissions of non-methane volatile organic compounds have been cut by 50 per cent and nitrogen … of pollutants including ground-level ozone, persistent organic pollutants, heavy metals and, most recently, … ELV Emission Limit Value ELVc Emission Limit Value for waste gases ELVf Emission Limit Value for fugitive emissions …

… Smog is formed from the reaction of sunlight, volatile organic compounds (VOCs) and NO . VOCs come from a variety of … major polluting substances like nitrogen oxides, volatile organic compounds and carbon monoxide fell in the range of … for the incineration of municipal, hazardous, and medical waste. The 2009 amendments to the Protocols included seven …