-- Seleccionar un contaminante -- Ammonia (total) Greenhouse gases (GHGs in eCO2) Dioxins and furans - total Arsenic (and its compounds) Lead (and its compounds) Hexavalent chromium (and its compounds) Mercury (and its compounds) Hexachlorobenzene Sulphuric acid Hydrochloric acid Methanol Sulphur dioxide Volatile Organic Compounds (Total) Carbon monoxide Total particulate matter PM10 - Particulate Matter <= 10 Micrometers PM2.5 - Particulate Matter <= 2.5 Micrometers Methyl ethyl ketone Copper (and its compounds) Zinc (and its compounds) 1,2-Dichloroethane Nitrogen oxides (expressed as nitrogen dioxide) Methyl isobutyl ketone Toluene Phenol (and its salts)