disinfection byproducts

Related by string. disinfection byproduct * Disinfection . disinfections : ultraviolet disinfection . potable water disinfection . chlorine disinfection . separation aeration disinfection / Byproducts . Byproduct : coal combustion byproducts . toxic byproducts . combustion byproducts . metabolic byproducts * disinfection byproducts DBPs . Disinfection Byproducts Rule *

Related by context. All words. (Click for frequent words.) 74 THMs 72 trihalomethanes THMs 72 TTHMs 71 DBPs 70 trihalomethane 70 disinfection byproducts DBPs 69 haloacetic acids 67 disinfectant byproducts 67 HAAs 66 haloacetic acid 66 microcystins 66 orthophosphate 65 chloramines 65 contaminants 64 Trihalomethanes 64 chlorine byproducts 64 algal toxins 64 trihalomethanes 64 trichloroethene 64 harmful contaminants 64 carbon tetrachloride 63 TTHM 63 chloramine 62 groundwater contaminant 62 Chloramines 62 naturally occurring arsenic 62 sulfur trioxide 62 naturally occurring radium 61 bromate 61 chlorine disinfectant 61 wastewater effluent 61 tetrachloroethene 61 chlorine disinfection 61 arsenic 61 dichloroethylene 61 perfluorochemicals PFCs 61 hexavalent chromium 60 perfluorooctanoic acid PFOA 60 Chromium VI 60 estrogenic compounds 60 chloride 60 polychlorinated biphenyl PCB 60 arsenic selenium 60 Fecal coliform 60 microbiological organisms 60 chlorine residuals 60 toxaphene 60 heptachlor 60 perfluorooctane sulfonate 60 chlordane 60 #,# dioxane 60 Bromate 59 chlorinated solvent 59 dissolved solids 59 fecal coliform contamination 59 soluble salts 59 inorganic contaminants 59 trichloroethene TCE 59 chlorine 59 carcinogenic byproducts 59 Hydrogen sulfide 59 PFCAs 59 microbial contaminants 59 Microcystis 58 pollutants 58 organophosphate exposure 58 perchlorate 58 total dissolved solids 58 dichloroethene 58 trichloroethane 58 TCE trichlorethylene 58 suspected carcinogen 58 persistent bio accumulative 58 Enterococcus bacteria 58 tetrachlorethylene PCE 58 nitrogenous compounds 58 contaminant 58 inorganic mercury 58 stormwater discharges 58 hydrogen sulphide H2S 58 landfill leachate 58 residual chlorine 58 nitrate nitrogen 58 tetrachlorethylene 58 volatile organic compounds 58 Volatile Organic Compounds VOCs 58 solvent vapors 57 microbiological contamination 57 chlorinated solvents 57 stormwater overflows 57 turbidity 57 disinfection byproduct 57 perfluorinated compounds 57 #,#,# trichloroethane 57 perfluorooctane sulfonate PFOS 57 trichlorethylene TCE 57 furan 57 chlorine residual 57 maximum contaminant 57 gaseous byproducts 57 microcystin 57 gaseous chlorine 57 triclocarban 57 acid PFOA 57 nitrates 57 groundwater contaminants 57 chlorides 57 chromium 57 iodide 57 acrolein 57 waterborne microorganisms 57 carcinogen benzene 57 arsenic chromium 57 PCBs polychlorinated biphenyls 57 Methylmercury 57 toxic solvents 57 pollutant ozone 57 PFOAs 57 arsenic cadmium chromium 57 biphenyl 57 phosphates nitrates 57 dioxane 57 barium chloride 57 arsenic contaminated 57 nitrate contamination 56 algaecide 56 dechlorination 56 ferric chloride 56 #,# dichloroethane 56 wastewater effluents 56 ammonia nitrogen 56 naturally occurring fluoride 56 nitrates phosphates 56 chromium VI 56 bioaccumulative 56 dioxin PCBs 56 ultraviolet disinfection 56 hydrogen sulfide 56 bio accumulative 56 crystalline silica 56 carcinogenic compounds 56 E. Coli bacteria 56 Hexavalent chromium 56 PAHs polycyclic aromatic hydrocarbons 56 chlorinated compounds 56 PPCPs 56 microcystis 56 hydroxyl radical 56 peroxynitrite 56 fecal coliform bacteria 56 organic solvents 56 Volatile organic compounds 56 hydroxyl radicals 56 carcinogenic polycyclic aromatic hydrocarbons 56 purines 56 organophosphorus pesticides 56 toxicants 56 toxins 56 Hydrogen Sulfide 56 organochlorine 56 hydrogen sulfide H2S 56 waterborne pathogens 56 trichlorethylene 56 engineered nanomaterials 56 hydrogen chloride 56 hypochlorite 55 lime slurry 55 hydrogen peroxide H#O# 55 dechlorinated 55 organophosphate insecticide 55 sewage effluent 55 enterococcus bacteria 55 sodium bromide 55 #,# dichlorobenzene 55 degreasing solvent 55 chlorinated hydrocarbon 55 endotoxins 55 metallic ions 55 fracturing fluids 55 nitrate 55 Hydrogen sulphide 55 singlet oxygen 55 methyl mercury 55 Hydrogen Sulfide H2S 55 organochlorines 55 potent carcinogen 55 Fecal bacteria 55 Sulfates 55 denitrification 55 perfluorinated chemicals 55 benzo pyrene 55 inorganic salts 55 ethyl mesilate 55 PBDEs polybrominated diphenyl ethers 55 radium naturally occurring 55 biphenyls 55 harmful vapors 55 dieldrin 55 polybrominated diphenyl ether 55 chlorination 55 plutonium americium 55 benzene toluene 55 Ketones 55 groundwater 55 Sodium hydroxide 55 fecal coliforms 55 trivalent chromium 55 organic compounds 55 barium chromium 55 organochlorine pesticides 55 formaldehyde carcinogen 55 dichloroethane 55 fecal indicator 55 pollutant 55 oxalates 55 DDT dieldrin 55 Endocrine disruptors 54 PFBA 54 pentachlorophenol 54 particulate matter soot 54 sodium magnesium 54 polybrominated diphenyl ether PBDE 54 mercury selenium 54 turbidity cloudiness 54 toxic pollutant 54 Nitrogen oxide 54 Sulfur compounds 54 PCBs dioxins 54 chromium polybrominated biphenyl PBB 54 tetrachloroethene PCE 54 inorganic compounds 54 trihalomethane levels 54 oxalate 54 polychlorinated biphenyl 54 ozone particulate matter 54 persulfate 54 Reverse osmosis 54 enterococcus 54 chlorine disinfectants used 54 Vinyl chloride 54 harmful microorganisms 54 polyaromatic hydrocarbons 54 nitrification 54 phosphine 54 beryllium dust 54 Sulphur dioxide 54 nitrosamines 54 Nitrosamines 54 organochlorine pesticide 54 mercury arsenic 54 suspended solids 54 thiocyanate 54 carcinogenic chemicals 54 contaminents 54 airborne particulates 54 hormone disrupter 54 arsenide 54 halides 54 outgas 54 dissolved salts 54 Methyl mercury 54 toluene benzene 54 naturally occurring radioactive 54 microbiological contaminants 54 corrosives 54 aromatic amines 54 Carbon tetrachloride 54 sewage discharges 54 opportunistic pathogens 54 VOCs 54 Sodium cyanide 54 perchlorates 54 Turbidity 54 dioxins PCBs 54 phosphonate 54 toxic pollutants 54 carbon disulfide 54 naturally occurring bacteria 54 total coliform 54 Chlordane 54 benzene toluene xylene 54 perchlorethylene 54 inorganic nitrogen 54 Dioxane 54 particulate contaminants 54 Cryptosporidium 54 nonpotable 54 radioactive iodide 53 carcinogenic pollutants 53 hydrogen chloride HCl 53 endocrine disrupting chemicals 53 benzene 53 odorous compounds 53 Sulfate 53 hazardous solvents 53 industrial solvent trichlorethylene 53 algal species 53 polynuclear aromatic hydrocarbons 53 sodium bisulfite 53 arsenic manganese 53 fluorotelomers 53 hydrogen sulphide 53 Chlorine dioxide 53 toxicity 53 carcinogenic substances 53 alachlor 53 Nitrogen oxides 53 exceedance 53 arsenic mercury 53 Calcium chloride 53 industrial wastewaters 53 magnesium hydroxide 53 carbonyls 53 de nitrification 53 persistent bioaccumulative 53 cyclic GMP 53 ketones 53 ammonium salt 53 Polybrominated 53 chemical vapors 53 chemicals 53 methyl tert butyl ether 53 biofiltration 53 chlorobenzene 53 contaminating groundwater 53 benzoic acid 53 Volatile Organic Compounds 53 Trichloroethylene TCE 53 toxic chemicals 53 hydrocarbon vapors 53 #,# butadiene 53 PAH concentrations 53 hydrogen sulfide gases 53 Athabasca watershed 53 arsenic barium 53 fluorides 53 harmful byproducts 53 hydroperoxide 53 chemical bromate 53 tropospheric ozone 53 ozonation 53 Anabaena 53 #,# DCB 53 pathogenic microbes 53 chemically reactive 53 heterocyclic amines 53 Inorganic arsenic 53 heterocyclic amines HCAs 53 benzene carcinogen 53 sulfur compounds 53 airborne toxins 53 oxidant 53 oxidizing agent 53 cadmium mercury hexavalent 53 elemental sulfur 53 quaternary amines 53 hydrofluoric acid 53 flammable corrosive 53 carcinogenic toxins 53 bioaccumulation 53 radium 53 naturally occurring algae 53 fine particulate pollution 53 wastewater overflows 53 Acrylamide 53 harmful chemicals 53 inorganic arsenic 53 calcium oxalate 53 E coli bacteria 53 ammonia NH3 53 nitric acids 53 microfiltration reverse osmosis 52 azo dyes 52 aromatic hydrocarbons 52 airborne particulate matter 52 pesticide chlorpyrifos 52 carcinogenic dioxins 52 flocculants 52 fecal coliform 52 pyrethrins 52 E. coli bacteria 52 hydroxides 52 gaseous pollutants 52 Nitrate contamination 52 oxidized mercury 52 Dieldrin 52 anaerobic bacteria 52 reactant 52 organophosphate pesticide 52 airborne particulate 52 fluorotelomer 52 toxin 52 radionuclides 52 estrogenic chemicals 52 PAHs 52 ceramic membranes 52 polychlorinated biphenyls PCBs 52 iron sulfide 52 chelating agents 52 enteric bacteria 52 Chlorinated 52 leachate 52 nitrate concentrations 52 wastewater discharges 52 demineralised water 52 bioaerosol 52 toxic substances 52 biosolid 52 NO3 N 52 Chloramine 52 magnesium sodium potassium 52 ammonia 52 coliforms 52 oxidizers 52 fluridone 52 photochemical smog 52 scorpion toxin 52 benzyl alcohol 52 leachates 52 herbicide Atrazine 52 extractables 52 bioaerosols 52 arsenite 52 recontamination 52 ozone particulates 52 perfluorochemicals 52 corrosive gases 52 pathogenic organisms 52 cyanide ions 52 Uric acid 52 metal ions 52 mercury dioxins 52 peanut allergen 52 chlorinated hydrocarbons 52 calcium bicarbonate 52 coliform contamination 52 peroxides 52 inorganic substances 52 manganese 52 selenium 52 cyanides 52 methylene chloride 52 barium cadmium 52 dissolved oxygen DO 52 coliform bacteria 52 potent neurotoxin 52 Polychlorinated biphenyls PCBs 52 phosphorus 52 stormwater infiltration 52 diacetyl vapors 52 TCE vapors 52 mercaptans 52 ozone smog 52 MBTE 52 catalytic reactions 52 fecal chloroform 52 ethyl acrylate 52 carbamate insecticides 52 oleuropein 52 algal toxin 52 chloride salts 52 algaecides 52 chlorinated 52 hypochlorous acid 52 protein albumin 52 pathogenic micro organisms 52 microbial degradation 52 diphenyl ethers 52 sulfuric acid mist 52 harmful toxins 52 methylmercury 52 H2S 52 terpenes 52 phosphorus concentrations 52 impurities 52 bacterial contamination 52 chlorine bromine 52 polycyclic aromatic hydrocarbons PAHs 52 Hexavalent Chromium 51 organochlorine compounds 51 polluted groundwater 51 #,# Dioxane 51 LLRW 51 trichloramine 51 iron manganese 51 infectious prion 51 neuro toxin 51 endocrine disrupting chemicals EDCs 51 phosphorus runoff 51 PDBEs 51 dioxins furans 51 chemical perfluorooctanoic acid PFOA 51 phthalate DEHP 51 aliphatic hydrocarbons 51 pHs 51 naphthenic acids 51 ammonium perfluorooctanoate 51 Nitrates 51 DDT PCBs 51 PBDE flame retardants 51 ozone disinfection 51 harmful pathogens 51 diazinon 51 arsenic concentrations 51 filter backwash 51 sodium hypochlorite 51 Coliforms 51 UV disinfection 51 chlorine ions 51 wastewater 51 carcinogens 51 Tetrachloroethylene 51 sulfate 51 Chlorination 51 contrast chlorine disinfection 51 amorphous silica 51 metal degreasing 51 backwashing 51 NSF ANSI Standard 51 hormone disruptor 51 ethene 51 chromium nickel 51 calcium hydroxide 51 chelating agent 51 carcinogenic chemical 51 Contaminants 51 nutrient loading 51 phosphorus pollution 51 chloride ions 51 nonpotable water 51 oxidants 51 chlortetracycline 51 polybrominated diphenyl ethers PBDEs 51 phosphorous nitrogen 51 exceedances 51 bicarbonate ions 51 glutamates 51 organotin 51 dioxin TCDD 51 bacteria 51 sulfer 51 colorless odorless radioactive 51 particulates 51 inorganic minerals 51 ultrafine particles 51 organic carbons 51 PCB polychlorinated biphenyls 51 deca BDE 51 sulfuric acids 51 Domoic acid neurotoxin 51 hexane 51 Cotinine 51 fecal bacteria 51 mercury sulfur dioxide 51 phosmet 51 polluted runoff 51 galvanic corrosion 51 petroleum hydrocarbons 51 bile salts 51 elemental mercury 51 toxic methylmercury 51 respiratory irritants 51 Kuan Yin Taiwan 51 Fecal coliform bacteria 51 indoor radon 51 trimethylamine 51 vinyl chloride 51 nitrate fertilizers 51 air sparging 51 toxin microcystin 51 2 butoxyethanol 51 unpermitted discharges 51 solvents 51 bacterial endotoxin 51 marine biotoxin 51 dichlorobenzene 51 demineralization 51 hydrogen sulfide ammonia 51 airborne pollutants 51 ultraviolet radiation UVR 51 algae 51 LMN cream 51 microscopic soot particles 51 fumonisins 51 nonylphenol 51 acid alkali 51 Coliform 51 enterococci bacteria 51 parasite Cryptosporidium 51 chlorinated pesticides 51 organochlorine insecticides 51 filtration membranes 51 ethyl carbamate 51 sulfur gases 51 Hydrogen Sulphide 51 odorless colorless gas 51 dioxins 51 radioactive nuclides 51 RO membranes 51 solvent trichlorethylene 51 contaminate groundwater 51 reactive oxygen molecules 51 e coli bacteria 51 struvite 51 radiological contaminants 51 VOC volatile organic 51 contaminants leach 51 Sewage overflows 51 Aflatoxins 51 toxic polychlorinated biphenyls 51 VOC volatile 51 hydrous 51 tritium 51 oxidizing agents 51 Sulfur dioxide 51 nuisance aquatic vegetation 51 desulfurization gypsum 51 benzoates 51 hydrocarbons carbon monoxide 51 Halogenated 51 phosphorous 51 toxic hydrogen sulfide 50 gastrointestinal irritation 50 acid EDTA 50 proteolytic enzymes 50 radionuclide 50 brominated flame 50 organic acids 50 Biscayne Aquifer 50 sulfur dioxide 50 benzenes 50 allergenic substances 50 membrane filtration 50 hexadecane 50 particulate matter sulfur dioxide 50 perfluorocarbons 50 carbonic acid 50 Ethylene oxide 50 groundwater plume 50 chemical malachite green 50 oestrogens 50 allyl alcohol 50 toxic algae blooms 50 organophosphate insecticides 50 shallow aquifer 50 polyacrylamide 50 potassium NPK 50 tributyl tin 50 bacterial contaminants 50 calcium hypochlorite 50 VOC emissions 50 Pyrethrins 50 chemisorption 50 resorcinol 50 biofouling 50 polychlorinated 50 ozone 50 flouride 50 degreasing agent 50 chlorine atoms 50 cyanuric acid 50 furanones 50 aluminum sulfate 50 cyclohexane 50 endocrine disrupting chemical 50 Air Contaminant 50 nonpoint source pollution 50 ethyl acetate 50 contaminant perchlorate 50 carbonate minerals 50 Floridan Aquifer 50 deplete ozone 50 cyanogen chloride 50 acid sulphate 50 radioactive contaminants 50 Polychlorinated Biphenyls 50 endocrine disrupting compounds 50 TSNA 50 quaternary ammonium compounds 50 carbonyl sulfide 50 PFOS 50 naturally occurring bacterium 50 Lactobacilli 50 ppb arsenic 50 potability 50 phenylalanine 50 gold nanoclusters 50 compound VOC 50 PBDE chemicals 50 powerful neurotoxin 50 particulate matter PM#.# 50 aeration basins 50 organophosphate pesticides 50 Perchlorate 50 Fecal Coliform 50 aromatic amine 50 bile acids 50 Discolored water 50 particulate matter nitrogen oxides 50 chloride concentrations 50 atmospheric deposition 50 airborne contaminants 50 thermal decomposition 50 sulfates 50 harmful substances 50 radioiodine 50 xylenes 50 allergenic proteins 50 acetaldehyde 50 Diesel exhaust 50 stormwater discharge 50 bile acid 50 iodine uptake 50 hydroxide 50 radon concentrations 50 sodium benzoate 50 Maximum Contaminant Levels 50 perchlorate contamination 50 endocrine disruptor 50 particulate contamination 50 fracking wastewater 50 Benzo pyrene 50 ozone pollutant 50 prussic acid 50 sulfide minerals 50 chemical C8 50 pathfinder element 50 polluting groundwater 50 exothermic reaction 50 phenanthrene 50 piperonyl butoxide 50 hydrogen cyanide HCN 50 drywall emits 50 biphenyls PCBs 50 reverse osmosis membranes 50 alkali metals 50 toxic dioxins 50 reverse osmosis filtration 50 charcoal filters 50 nitrogen oxides NOx 50 bioaccumulates 50 advanced glycation end 50 Demand BOD 50 pentoxide 50 polyamines 50 endocrine disruptors 50 contaminant concentrations 50 air toxics 50 toxic residues 50 dihydrogen 50 Calcium magnesium 50 benzene arsenic 50 sweetener xylitol 50 total coliforms 50 polybrominated 50 chemical perfluorooctanoic acid 50 gypsum byproduct 50 cyanobacteria 50 contamination 50 pentaBDE 50 MtBE 50 RfD 50 stormwater outfalls 50 toxic byproducts 50 aquatic biota 50 isopropyl 50 carboxylic acids 50 naturally occurring 50 urate 50 faecal coliforms 50 scavenger cells 50 allergens irritants 50 Air Pollutants NESHAP 50 E Coli bacteria 50 condensation nuclei 50 biosolids 50 Elemental mercury 50 phototoxicity 50 aquatic toxicity 50 nanotube membranes 50 flux residues 50 TiO2 nanoparticles 50 chelators 50 arsenate 50 SDWA 50 sulphates 50 coliform 50 kidneys excrete 50 cockroach allergens 50 isotope fractionation 50 pthalates 50 sorption 50 iodide uptake 50 arsenic contamination 50 fracing fluids 50 Sodium hypochlorite 50 aquatic organisms 50 VOC Volatile Organic Compounds 50 adhesives lubricants 50 domoic acid toxin 50 nitric acid 50 cadmium chromium 50 liquid electrolytes 49 furans 49 picocurie 49 anammox 49 carcinogenic substance 49 bromine compounds 49 Enterococcus 49 effluent discharged 49 amphibole asbestos 49 analyte 49 brackish groundwater 49 selenomethionine 49 synthetic musks 49 hormone disrupters 49 alkaline pH 49 chlorine disinfectants 49 Radioactive substances 49 cadmium selenium 49 octa BDE 49 protonated 49 chlorine bleaches 49 BTEX chemicals 49 hexavalent chromium polybrominated biphenyls 49 supercritical carbon dioxide 49 industrial degreaser 49 Sodium bicarbonate 49 effluent discharge 49 sanitary sewer overflows SSOs 49 TCE PCE 49 gelation 49 hydraulic fracturing fluids 49 methemoglobinemia 49 amlodipine beta blockers 49 fecal contamination 49 Chlorine bleach 49 malondialdehyde 49 Hydrochloric acid 49 Total Suspended Solids 49 unchlorinated water 49 remote blackwater streams 49 combustion gases 49 coli bacteria 49 bacterial decomposition 49 sodium chloride NaCl 49 nonylphenol ethoxylates 49 oxygen ions 49 microbials 49 nitrogen leaching 49 alkyl 49 barium 49 hydrochloric acids 49 methyl chloroform 49 contaminate shellfish 49 naturally occurring compounds 49 ultra violet radiation 49 wet scrubber 49 Inert ingredients 49 methyl chloride 49 toxic hydrogen sulphide 49 polycyclic aromatic hydrocarbon 49 hydroxide ions 49 hydrochloric acid HCl 49 infectious prions 49 contaminate aquifers 49 nitrogen oxides carbon monoxide 49 Legionella bacteria 49 microbial pathogens 49 intermetallic 49 tetrahydrofuran 49 flame retardant chemicals 49 herbicide atrazine 49 oxalic acid 49 inorganics 49 elemental chlorine 49 oxidising 49 polluted stormwater 49 fluoride 49 combustion byproducts 49 Fine particulate 49 synthetic estrogens 49 potassium carbonate 49 Brackish water 49 halide 49 BDEs 49 organophosphate 49 nitrate salts 49 diisocyanate 49 cytokinins 49 faecal coliform 49 infectious prion proteins 49 carcinogens mutagens 49 Dioxins 49 borne pathogens 49 alkali 49 coal tar sealants 49 algal bloom 49 spontaneously ignite 49 prenatal exposures 49 additive MTBE 49 vadose zone 49 chlorine ammonia 49 termiticides 49 cleaners disinfectants 49 Contaminated groundwater 49 hexavalent 49 elemental phosphorus 49 malate 49 Trichloroethylene 49 simazine 49 antimony arsenic 49 patulin 49 neutralize acids 49 diarrhea cramps nausea 49 #,# dichloroethylene 49 methemoglobin 49 ethoxylates 49 flame retardants PBDEs 49 oversulfated chondroitin sulfate OSCS 49 Coliform bacteria 49 inactivate viruses 49 zinc oxide nanoparticles 49 nitrogen oxides 49 hexavalent chrome 49 Algae blooms 49 erode tooth enamel 49 Polychlorinated biphenyls 49 Air Pollutants 49 cryoprotectants 49 fine particulates 49 permanently discontinue Vectibix 49 manganese Mn 49 phosphorous fertilizers 49 RO membrane 49 sodium citrate 49 sodium salts 49 solvent toluene 49 fluorocarbons 49 endotoxin 49 ursodeoxycholic acid 49 glycol ethers 49 biosolids compost 49 fecal coli 49 azelaic acid 49 acetochlor 49 manganese chromium 49 diethyl 49 naturally occurring microorganisms 49 nonattainment designation 49 Acrolein 49 chlorinating 49 divalent 49 methane sulfonic acid 49 airsheds 49 contaminated groundwater 49 phosphorus fertilizers 49 Elevated concentrations 49 carbamates 49 peracetic acid 49 fluorinated chemicals 49 cryptosporidium 49 sulfuryl fluoride 49 hormone aldosterone 49 developmental neurotoxicity 49 Sewage sludge 49 reverse micelles 49 cryptosporidium parasite 49 lampricide 49 cyanobacterial toxins 49 gallic acid 49 carbon monoxide nitrogen dioxide 49 VOC volatile organic compounds 49 microbial contamination 49 E. coli 49 mercury vapors 49 Lindane 49 Polybrominated diphenyl ethers PBDEs 49 dispersible 49 nitrite nitrate 49 Safe Drinking Water 49 rBGH milk 49 toxicant 49 pH alkalinity 49 Beijiang River 49 mimics estrogen 49 gasoline vapors 49 fracking fluid 49 hydrofluoric acids 49 endocrine disrupter 49 benzene ethylbenzene 49 Thoroughly cooking eggs 49 bacteria Escherichia coli 49 PCBs pesticides 49 phthalate metabolites 49 ug l 49 chitinase 49 Fine particle pollution 49 naturally occurring minerals

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