Related by context. Frequent words. (Click for all words.) 74 PCBs polychlorinated biphenyls 66 suspected carcinogen 66 polychlorinated biphenyls PCBs 65 PCBs 63 chlordane 63 polychlorinated biphenyls 62 polybrominated diphenyl ethers 61 Toxic chemicals 61 Dioxins 60 carcinogenic chemicals 60 chlorinated solvents 60 furans 59 mercury arsenic 59 bioaccumulate 59 mercury cadmium 59 carbon tetrachloride 59 dieldrin 59 mold fungi 58 polycarbonate plastics 57 Contaminants 57 endocrine disruptor 56 mercury PCBs 56 bioaccumulation 56 cleaning solvents 56 methylene chloride 56 trichlorethylene TCE 56 contaminant 56 tetrachlorethylene 56 trichlorethylene 56 arsenic mercury 55 benzene toluene 55 corrosives 55 flame retardant chemicals 55 Hydrochloric acid 55 endocrine disrupting chemicals 55 triclocarban 55 zinc cadmium 55 toxic pollutant 55 trigger allergic reactions 55 lead mercury cadmium 55 fecal material 55 benzo pyrene 54 Hydrogen sulfide 54 dioxins 54 potent neurotoxin 54 Kuan Yin Taiwan 54 endocrine disruptors 54 contaminants 54 naturally occurring mineral 54 PCB contamination 54 deplete oxygen 53 toxins 53 acrolein 53 cadmium mercury 53 solvents 53 Elevated levels 53 Thallium 53 Enterococcus 53 Diethylene glycol 53 halogenated 53 wood preservatives 52 Residues 52 endocrine disrupters 52 PFOS 52 nonstick cookware 52 polycyclic aromatic hydrocarbons 52 respiratory irritant 52 animal dander 52 Algae blooms 52 Nitrogen oxides 52 Phthalates 52 potentially carcinogenic 52 sludges 52 Sulfate 52 contaminating groundwater 52 fluoropolymers 52 mimic estrogen 52 perchlorethylene 52 peroxides 52 causes botulism 52 methyl mercury 51 Cyanobacteria 51 Thoroughly cooking 51 Dioxin 51 arsenic cadmium 51 hormone disrupting 51 Methyl bromide 51 oxalic acid 51 naturally occurring bacteria 51 Paraquat 51 toxic byproducts 51 plasticizers 51 synthetic estrogen 51 THMs 51 degreasers 51 toxicants 51 Flame Retardant 51 harmful contaminants 51 toxic chemicals 51 Pollutants 51 contaminate drinking