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(Click for frequent words.) 68 carcinogenic dioxins 67 PCBs dioxins 65 dioxins 65 polyaromatic hydrocarbons 65 Dioxins 65 furans 64 toxic pollutant 63 carcinogenic substance 63 carcinogenic chemicals 62 toxic substances 62 mercury dioxins 62 PAHs polycyclic aromatic hydrocarbons 62 toxic hydrogen sulphide 62 harmful contaminants 62 DDT PCBs 61 Hydrogen sulfide 61 toxaphene 61 toxic residues 61 chlorinated compounds 61 toxic chemicals 61 combustion byproducts 61 toxins 61 Sulphur dioxide 61 toxic polychlorinated biphenyls 61 carcinogen dioxin 60 toxic byproducts 60 #,#,# trichloroethane 60 toxic 60 methyl chloride 60 dioxins furans 60 heptyl 60 PCBs polychlorinated biphenyls 60 hexachlorobenzene 60 carcinogenic compounds 60 carcinogenic substances 60 carcinogenic byproducts 60 Sodium cyanide 59 toxic pollutants 59 dioxin 59 persistent bio accumulative 59 harmful byproducts 59 cyanides 59 poisonous gasses 59 toxic gasses 59 carcinogenic pollutants 59 sludges 59 benzopyrene 59 ethyl acrylate 59 toxic hydrogen sulfide 59 carcinogenic toxins 59 sulfur trioxide 59 hexachlorobenzene HCB 59 microcystins 59 trichloroethene TCE 59 toxic waste 59 potent greenhouse gas 58 Polychlorinated biphenyls 58 chlorine atoms 58 carcinogens mutagens 58 sulfuric compounds 58 biphenyls PCBs 58 potent toxin 58 hydrogen cyanide HCN 58 harmful dioxins 58 Polychlorinated Biphenyls 58 polychlorinated biphenyls PCBs 58 trichloroethane 58 Volatile organic compounds 58 airborne toxins 58 suspected carcinogen 58 formaldehyde benzene 58 TCE trichlorethylene 58 polychlorinated biphenyl PCB 58 Toxic chemicals 58 oxidizing substance 58 chlorinated solvent 58 Vinyl chloride 58 radionuclides 58 harmful toxins 58 polynuclear aromatic hydrocarbons 58 biphenyls 57 flammable corrosive 57 allergenic proteins 57 hydrogen sulphide H2S 57 chlorinated hydrocarbons 57 allyl alcohol 57 poisonous hydrogen sulphide 57 benzene arsenic 57 harmful vapors 57 carcinogenic polycyclic aromatic hydrocarbons 57 PFCAs 57 drywall emits 57 tetrachloroethene PCE 57 potentially carcinogenic 57 potent carcinogen 57 polybrominated 57 toxic wastes 57 Hydrogen sulphide 57 oxidizing salt 57 aromatic hydrocarbons 57 toxin 57 benzene carcinogen 57 trichloroethene 57 halogenated compounds 57 bioaccumulative 57 contaminants 57 degreasing solvent 57 sulfur gases 57 inorganic mercury 57 chemicals 57 amphibole asbestos 56 Volatile Organic Compounds VOCs 56 dichloroethane 56 Ozone depleting 56 arsenic selenium 56 Asbestos fibers 56 smog forming compounds 56 polychlorinated biphenyl 56 nitrogenous compounds 56 Hydrochloric 56 plutonium americium 56 poisonous chemicals 56 beryllium dust 56 perfluorinated compounds 56 outgas 56 inorganic salts 56 arsenic benzene 56 mercury potent neurotoxin 56 tetrachloroethene 56 chromium VI 56 polybrominated diphenyl ether 56 TCE PCE 56 reactive oxygen molecules 56 fungus spores 56 Hydrogen Sulfide 56 hormone disrupter 56 Nitric acid 56 bacteria Clostridium botulinum 56 genotoxic substance 56 radiactive 56 noxious chemicals 56 saxitoxin 56 Hydrogen cyanide 56 carbon tetrachloride 56 dioxin TCDD 56 sulfuric acids 56 mercaptans 56 diphenyl ethers 56 pentachlorophenol 56 odorous compounds 56 hazardous vapors 56 organochlorine 56 carbon dioxides 55 Polycyclic aromatic hydrocarbons 55 synthetic musks 55 Elemental mercury 55 mercury arsenic 55 VOCs Volatile Organic Compounds 55 cadmium arsenic 55 Carbon monoxide CO 55 harmful gasses 55 hydroxyl radicals 55 carbon disulfide 55 solvents 55 radioactively contaminated 55 heptachlor 55 algal toxins 55 polychlorinated 55 toxic pesticide endosulfan 55 nitrogen oxides carbon monoxide 55 dioxins PCBs 55 radioactive radium 55 flame retardants PBDEs 55 carcinogen benzene 55 dioxides 55 contaminated 55 hazardous solvents 55 harmful chemicals 55 Inorganic arsenic 55 HBCD 55 E.Coli bacteria 55 perfluorooctane sulfonate PFOS 55 hydrogen sulphide 55 peroxides 55 dimethyl sulphide 55 Chromium VI 55 inert nitrogen 55 Sulfates 55 hydrocarbon vapors 55 oxidized mercury 55 reactive molecules 55 hazardous chemicals 55 DBPs 55 endotoxins 55 raffinate 55 benzene toluene 55 flammable solvents 55 trihalomethanes THMs 55 azo dyes 55 Sulfur compounds 55 hydrogen sulfide gases 54 mercury chromium 54 tetrachlorethylene PCE 54 dichloroethene 54 processing castor beans 54 toxic solvents 54 potent carcinogens 54 pollutants 54 carcinogenic fibers 54 methylene chloride 54 deca BDEs 54 aluminum dross 54 triclocarban 54 Methylmercury 54 groundwater contaminant 54 Volatile Organic Compounds VOC 54 waste decomposes 54 benzene toluene xylene 54 benzenes 54 gaseous byproducts 54 tributyltin TBT 54 radioactive 54 polycyclic aromatic hydrocarbon 54 Aflatoxins 54 chlorinated hydrocarbon 54 degreasing agent 54 corrosive acid 54 Domoic acid neurotoxin 54 silicon tetrafluoride 54 e coli bacteria 54 contaminant 54 arsenic contaminated 54 PCBs pesticides 54 tributyl tin 54 cyclohexane 54 volatilized 54 chemical slops 54 toxic fumes 54 noxious gasses 54 harmful residues 54 furan 54 chemical malachite green 54 Volatile Organic Compounds 54 ethene 54 Nitrosamines 54 sulfurous gases 54 elemental sulfur 54 Dioxin 54 Hydrogen Sulphide 54 perfluorocarbons 54 arsenic chromium 54 estrogenic chemicals 54 hydrogen chloride HCl 54 Mercaptan 54 potent neurotoxin 54 Fecal coliform 54 methyl chloroform 54 Fecal coliform bacteria 54 polluted groundwater 54 sulfur oxides nitrogen oxides 54 Ethylene oxide 54 chlorine bleaching 54 perfluorochemicals 54 gasses emitted 54 hazardous substances 53 Hexavalent chromium 53 estrogenic compounds 53 organophosphorous 53 aromatic amines 53 biodegraded 53 dimethyl sulfide 53 Hydrochloric acid 53 solvent vapors 53 invisible odorless 53 phosphine 53 oxidising 53 cancer causer 53 crystalline silica 53 nitrous oxides 53 Dioxane 53 chlorate 53 sodium hydrochloride 53 carbon monoxide colorless odorless 53 formaldehyde carcinogen 53 tetrahydrofuran 53 dioxin contaminated 53 coal tars 53 arsenic cadmium mercury 53 radioactive depleted uranium 53 ammonia NH3 53 PCBs DDT 53 perfluorooctanoic acid PFOA 53 toxic methylmercury 53 trichlorethylene TCE 53 combustion gases 53 Persistent Organic Pollutants POPs 53 particulate matter nitrogen oxides 53 corrosive flammable 53 fluorinated chemicals 53 alpha emitters 53 naturally occurring radioactive 53 Sodium hydroxide 53 harmful gases 53 CFCs chlorofluorocarbons 53 carcinogens 53 soluble salts 53 carbon disulphide 53 chlorinated solvents 53 toxic alkaloids 53 polybrominated diphenyl ether PBDE 53 inorganic contaminants 53 Chlorine dioxide 53 dichlorobenzene 53 naturally occurring bacteria 53 acrolein 53 radio nuclides 53 rotten egg smelling 53 hydrocyanic acid 53 radioactive byproducts 53 Carbon tetrachloride 53 carcinogenic benzene 53 Carbofuran 53 Polychlorinated biphenyls PCBs 53 glycol ethers 53 combustible gases 53 solvent toluene 53 fibrous mineral 53 foul smelling odor 53 manganese zinc 53 decaying algae 53 perfluorocarbons PFCs 53 chemical #,# butanediol 53 oxidises 53 deplete ozone 53 drilling muds 53 hydrofluorocarbons HFCs perfluorocarbons PFCs 53 halogenated 53 biphenyl 53 invisible odorless tasteless 53 incomplete combustion 53 toxic vapors 53 aflatoxin B1 53 carbon monoxide hydrocarbons 53 spore forming bacteria 53 #,# dichlorobenzene 53 pathogenic micro organisms 53 methamidophos 53 spoilage organisms 53 organochlorines 53 gases 53 organophosphorus 52 fragrances dyes 52 thermal decomposition 52 Perchlorates 52 fluorocarbons 52 sodium sulfite 52 bioaerosols 52 organophosphate pesticide 52 Nitrogen oxides 52 hydroxyl radical 52 Chlorinated 52 Chlordane 52 Prussic acid 52 benzoates 52 putrid odors 52 volatilize 52 Trichloroethylene 52 xylenes 52 hydrocarbons carbon monoxide 52 ethyl mesylate 52 iron sulphate 52 sulfuric acid mist 52 corrosives 52 chemically reactive 52 Effluents 52 Airplanes sprayed 52 toxic gases 52 sodium bromide 52 organochlorine pesticides 52 PVC phthalates 52 corrosive gases 52 acids solvents 52 hydrogen sulfide H2S 52 cellulose hemicellulose 52 dioxane 52 PCB polychlorinated biphenyls 52 reproductive toxicants 52 mildly radioactive 52 solvents pesticides 52 radioactive nuclides 52 calcium bicarbonate 52 arsenic cadmium chromium 52 pollutant 52 TBBPA 52 ethoxylates 52 aquatic toxicity 52 algal species 52 Methyl mercury 52 Residues 52 mercury cadmium 52 BTEX 52 neuro toxin 52 organic solvents 52 respirable 52 cyanide arsenic 52 soluble compounds 52 dichloroethylene 52 carbamate insecticides 52 dichloromethane 52 vinyl chloride 52 sulfur compounds 52 radioactive substances 52 TiO2 nanoparticles 52 Polybrominated 52 methyl mercury 52 colorless flammable liquid 52 hydrogen chloride 52 BTEX chemicals 52 carcinogenic chemical 52 ethyl mesilate 52 infectious prion proteins 52 Microcystis 52 carcinogenic PCBs 52 Carbon dioxide CO2 52 Toxic fumes 52 pentachlorophenol PCP 52 toxicants 52 Sulphur Dioxide 52 pollutes groundwater 52 harmful pollutants 52 nitrates phosphates 52 harmful substances 52 arsenic mercury 52 phosphine gas 52 Volcanic gases 52 pesticides aldrin 52 methyl hydrate 52 polybrominated diphenyl ethers PBDEs 52 tremolite asbestos 52 plasticisers 52 sulfonic acid 52 anaerobically digested 52 arsenic barium 52 para dichlorobenzene 52 PDBEs 52 carcinogenic 52 residues 52 herbicide paraquat 52 acrylamides 52 carbonyl sulfide 52 radioactive thorium 52 gaseous emissions 52 odorless tasteless 52 salmonella bacterium 52 deca BDE 52 silicon tetrachloride 52 benzene formaldehyde 52 osmium tetroxide 52 naturally occurring radium 52 DuPont DeLisle plant 52 endocrine disrupting chemicals 52 trihalomethane 52 DecaBDE 52 sulfur dioxides 52 oxidizing agent 52 toluene benzene 52 particulate matter soot 52 polycyclic aromatic hydrocarbons PAH 52 anaerobic decomposition 52 solvent trichlorethylene 52 nitric acids 51 colorless flammable 51 endrin 51 ozone O3 51 spontaneously ignite 51 cyanogenic glycosides 51 Earthly microbes 51 aqueous ammonia 51 phosphogypsum 51 bacterium Listeria monocytogenes 51 radioactive wastes 51 carboxylic acids 51 particulates 51 nonylphenol 51 deadly neurotoxin 51 Trichloroethylene TCE 51 Campylobacter bacteria 51 flammable vapor 51 Acetaldehyde 51 Sulphuric acid 51 oxidized cholesterol 51 bacterium Clostridium 51 pthalates 51 ozone particulate matter 51 DDT dieldrin 51 PCBs mercury 51 allergenic pollen 51 metal degreasing 51 mirex 51 leachates 51 radioactive contaminants 51 contrast chlorine disinfection 51 VOCs 51 Trihalomethanes 51 Sewage sludge 51 Brominated 51 Nitrogen Oxide 51 perfluorinated chemicals 51 harmful 51 diisocyanate 51 polycyclic aromatic hydrocarbons PAHs 51 Phosphine 51 methomyl 51 Flame retardants 51 emit toxic fumes 51 naturally occurring mineral 51 dispersible 51 Chrysotile asbestos 51 vinyl chloride monomer 51 marketable byproducts 51 chlorobenzene 51 sodium sulfide 51 bicarbonate ions 51 Ultrafine particles 51 Pesticide residues 51 releasing toxic fumes 51 Ozone disinfection produces 51 Radioactive material 51 bioaccumulation 51 hydrogen sulfide 51 BSE prions 51 Acrolein 51 inflammable substances 51 Bromate 51 perfluorochemicals PFCs 51 incinerator ash 51 phosphonate 51 trichlorethylene 51 absorbs CO2 51 hormone disrupters 51 Nitrogen oxide 51 Sulfuric acid 51 methylamine 51 dioxin concentrations 51 e.coli bacteria 51 siloxanes 51 nitrofuran 51 benzene toluene ethylbenzene 51 desulfurization gypsum 51 #,# Dioxane 51 finely powdered 51 sulphates 51 airborne particulates 51 radioactive nuclei 51 industrial solvent trichlorethylene 51 endocrine disrupting chemical 51 sulphite 51 microbiological organisms 51 Reactive oxygen species 51 hydrochloric acid HCl 51 boron trifluoride 51 sulfer 51 caustic byproduct 51 colorless odorless radioactive 51 biotechnologically 51 soot particulates 51 Ionizing radiation 51 polluted 51 PM# particles 51 waterborne microorganisms 51 transuranic 51 hydrous 51 PCBs dioxin 51 pyrene 51 toxins leaching 51 biohazardous 51 sulfur gasses 51 contaminating groundwater 51 strontium cesium 51 artificial sweetener saccharin 51 kiln dust 51 chlorine bleaches 51 sulfurated hydrogen 51 Sulfur dioxide 51 sulfur oxide 51 polychlorinated PCBs 51 endocrine disrupter 51 methyl parathion 51 Nitrogen dioxide 51 EtO 51 butyl acrylate 51 sulfuric gases 51 benzyl 51 inorganic compounds 51 methyl ethyl 51 manure decomposes 51 Athabasca watershed 51 poisonous methyl isocyanate 51 ethylene dibromide 51 sulfuric acid caustic soda 50 attracting vermin 50 ethylene oxide 50 infectious prions 50 Shiranui Sea 50 ethyl benzene 50 n butyl 50 nitric 50 #,# dichloroethane 50 pulp bleaching 50 sulfur oxide SOx 50 volatile organic compounds 50 Nitrates 50 acid PFOA 50 Hydrogen fluoride 50 reactive nitrogen 50 sulfur hexafluoride SF6 50 toxic methyl mercury 50 ferrous sulphate 50 2 butoxyethanol 50 nonradioactive 50 isocyanates 50 PFOAs 50 sulfur dioxide nitrogen dioxide 50 unreacted 50 calcium sulphate 50 chlorinated pesticides 50 butyl acetate 50 PCBs 50 radioactive fission 50 nerve toxin 50 listeria monocytogenes bacteria 50 inorganic substances 50 fecal coliform contamination 50 PVC plastics 50 Enterobacter sakazakii 50 naturally occurring algae 50 organophosphate exposure 50 groundwater contaminants 50 hormone disruptors 50 Diesel exhaust 50 Methyl bromide 50 chloromethane 50 ecologically sensitive wetlands 50 organo phosphate 50 chlorine bromine 50 hazardous waste 50 greenhouse gas HFC 50 calcium hypochlorite 50 flammable methane 50 noxious vapors 50 PAH compounds 50 pentane 50 chemical 50 oocysts 50 radioactive material 50 colorless odorless tasteless 50 airborne pollutant 50 radionuclide 50 arsenic beryllium 50 benzene ethylbenzene 50 Synthetic fertilizers 50 gaseous pollutants 50 chlorine ammonia 50 Domoic acid 50 bromine compounds 50 semicarbazide 50 methyl mercaptan 50 Potassium hydroxide 50 mercury selenium 50 polybrominated diphenyl ethers 50 Photocatalytic 50 Severe infestations 50 Fine particulates 50 formamide 50 compressed gasses 50 bacterias 50 calcium sulfate component 50 poisonous chlorine 50 neutralized VX 50 Methane CH4 50 elemental phosphorus 50 sulfoxide 50 Oxidative stress occurs 50 exothermic reaction 50 CFCs HCFCs 50 viruses parasites 50 organophosphate insecticide 50 aflatoxins 50 actinides 50 potassium permanganate 50 bacterial endotoxin 50 arsenic 50 Radioactive substances 50 alpha emitter 50 mutagens 50 anhydrite 50 neurotoxin 50 arsenic cyanide 50 aromatic hydrocarbon 50 benzol 50 radium naturally occurring 50 zinc oxide ZnO 50 decaying vegetation 50 carbon monoxide nitrogen dioxide 50 bioaccumulate 50 hydraulic fracturing fluids 50 disinfection byproducts 50 Paraquat 50 pollutants emitted 50 livestock manure 50 E. Coli bacteria 50 contaminents 50 biogenic 50 hydroxides 50 bacterial toxin 50 soils sediments 50 arsine 50 Sodium Hydroxide 50 iron sulfide 50 byproducts 50 magnesium carbonate 50 decaBDE 50 methanol formaldehyde 50 excrete methane 50 lead cadmium arsenic 50 chromium cadmium 50 cyanogen chloride 50 bacteria listeria monocytogenes 50 sulfur fumes 50 silicic acid 50 bioaccumulates 50 Halogenated 50 Radon naturally occurring 50 brominated flame 50 Biodegradable plastics 50 polyphosphates 50 chemically indistinguishable 50 gasified 50 chemical bromate 50 effluent discharged 50 sodium lauryl sulphate 50 red sludge 50 nitrogen dioxides 50 odorous gases 50 phosphates nitrates 50 mercury emitted 50 methyl ethyl ketone 50 asbestosis lung cancer 50 shredder residue 50 methyl tert butyl ether 50 naturally occurring micro organisms 50 RADIOACTIVE 50 powerful neurotoxin 50 radioactive iodide 50 stain repellents 50 ozone depleting substance 50 Endocrine disruptors 50 DEHA 50 poisonous 50 metabolic byproducts 50 nitrate 50 nitrates 50 endocrine disrupting compounds 50 bioaerosol 50 pesticides herbicides fungicides 50 chemical solvents 49 Hydrogen chloride 49 bio accumulative 49 naphthenic acids 49 hydrofluorocarbon 49 Elevated concentrations 49 contaminate groundwater 49 Soot particles 49 wastewater effluent 49 hexavalent chromium polybrominated biphenyls 49 #,#,#,# p 49 aromatic compounds 49 elemental mercury 49 noxious gases 49 bacterial decomposition 49 unlined pits 49 odorless colorless gas 49 sulfide nanoparticles 49 radiological contaminants 49 phosphoric acids 49 mercury chromium cadmium 49 ammonia nitrogen 49 hydrochloric acids 49 benzene compounds 49 Biodegradation 49 cadmium mercury 49 hydrofluoric acids 49 contaminate aquifers 49 sensitizers 49 uric acids 49 iso octane 49 insecticidal properties 49 radioactive cesium 49 Chlorofluorocarbons CFCs 49 petroleum distillates 49 respiratory irritant 49 barium strontium 49 Particulates 49 PBDEs polybrominated diphenyl ethers 49 E coli bacteria 49 fracing fluids 49 hormonally active 49 airborne spores 49 contaminating 49 demineralized water 49 dieldrin 49 hexane 49 ammonium nitrogen 49 chlorides 49 biogases 49 contaminate 49 Ricin derived 49 Arsenic occurs 49 harmful microorganisms 49 Sodium fluoride 49 degrease metal parts 49 mercury vapors 49 deplete oxygen 49 nitrogen oxides emitted 49 adsorbed onto 49 gluconic acid 49 Polluted runoff 49 E.coli bacteria 49 insecticide chlorpyrifos 49 cadmium chromium 49 element boron 49 Muriatic acid 49 nitric oxides 49 hypochlorous acid 49 fluorides 49 Decomposing bodies 49 Chloramines 49 chlortetracycline 49 Laki volcano spewed 49 naturally occurring arsenic 49 particulate contaminants 49 naturally occurring compounds 49 PVC shower curtains 49 bacteria mold mildew 49 phenanthrene 49 urea formaldehyde 49 ozone particulates 49 Lewisite 49 Lindane 49 acid sulphate 49 chromic acid 49 sulfurous compounds 49 noxious pollutants 49 fluorotelomer 49 carcinogenic fumes 49 particulate matter sulfur dioxide 49 Corexit #A 49 perchlorates 49 insecticidal proteins 49 pollutant particles 49 Polychlorinated Biphenyls PCBs 49 tasteless odorless 49 hormone disruptor 49 sulfur dioxide pollution 49 microscopic airborne particles 49 juglone 49 chlorofluorocarbons CFC 49 unburned hydrocarbons 49 silica particles 49 condensable 49 glycol ether 49 acids alkalis 49 isotope polonium 49 calcium carbonates 49 mimics estrogen 49 benzene vapors 49 transuranic elements 49 Domestically TexCom disposes 49 oxidizers 49 contaminates 49 bile acids 49 campylobacter salmonella 49 arsenite 49 bio degradable waste 49 polyvinyl chlorides 49 gases vapors 49 Escherichia coli bacteria 49 rotting vegetation 49 produce briny wastewater 49 thermal oxidizers 49 diethyl 49 hypoglycin 49 PBDE flame retardants 49 Particulate pollution 49 Naphthalene 49 xenoestrogens 49 humic acids 49 Groundwater contamination 49 glycols 49 heptane 49 chemical residues 49 Anabaena 49 toxic pesticides 49 carbon dioxide sulfur dioxide 49 Sulfur Dioxide SO2 49 sulfuric 49 diethylene glycol DEG 49 antibiotic residue 49 lewisite 49 quaternary ammonium compounds 49 contamination 49 polluting groundwater 49 bacteria Bacillus anthracis 49 Serum phosphorus 49 poisonous vapors 49 Seveso Italy 49 orthoxylene 49 Improper disposal 49 Hydrogen Cyanide 49 THMs 49 boiler flue 49 CFC refrigerants 49 Nitrogen trifluoride 49 organo 49 biohazardous waste 49 Odours 49 amorphous silica 49 inorganic arsenic 49 benzene xylene 49 ammonium compounds 49 polyacrylamide 49 radioactive materials 49 BDEs 49 heterocyclic amines HCAs 49 #,# dioxane 49 engineered nanomaterials 49 fluorotelomers 49 hex chrome 49 gases emitted 49 carbon monoxide nitrogen oxides 49 toxic effluents 49 herbicide residues 49 hydrogen sulfide ammonia 49 halons 49 gasoline vapors 49 biogenic amines occur 49 particulate pollutants 49 Benzo pyrene 49 washwater 49 organotins 49 hydrofluoric acid 49 hydrated lime 49 catalytically active 49 nitrate nitrogen 49 silicate minerals 49 ruminant animals 49 chlorine 49 benzene 49 tetrachlorethylene 49 barium chloride 49 vacuum distillation 49 fungi spores 49 pesticides herbicides fertilizers 49 clopyralid 49 enterobacteriaceae 49 dioxide 49 Pollutants 48 fishy odor 48 organophosphate insecticides 48 flux residues 48 formaldehyde resin 48 noxious odors 48 Contaminated groundwater 48 sulfated chondroitin sulfate 48 household detergents 48 toxic mercury vapor 48 potassium salts 48 spore forming bacterium 48 dyes insecticides 48 Radioactive waste 48 plastics detergents 48 fine particulate pollution 48 inorganic acids 48 Dieldrin 48 thiosulphate 48 CO ₂ 48 beta cyclodextrin 48 polycyclic aromatic hydrocarbons 48 respired 48 arsenide 48 polybrominated biphenyls 48 unlined ponds 48 aerosolize 48 leach toxins 48 particulate matter emitted 48 carbonyl compounds 48 triazine 48 humic 48 DDT residues