Related by context. Frequent words. (Click for all words.) 58 dental amalgam 58 dental fillings 55 amalgam fillings 55 mercury 54 preservative thimerosal 54 potent neurotoxin 53 PCBs polychlorinated biphenyls 53 suspected carcinogen 53 containing preservative 52 benzo pyrene 52 mercury vapors 52 mercury vapor 52 fluorocarbons 52 Hydrogen peroxide 51 fluorides 51 ethyl mercury 51 colloidal silver 50 furan 50 corrosives 50 lithium cobalt oxide 50 odorless colorless gas 50 Caesium 50 mercury cadmium 50 sodium fluoride 50 powerful neurotoxin 50 organochlorines 50 Hexavalent chromium 50 methyl mercury 50 Hydrogen sulfide 50 americium 49 mercury arsenic 49 Asbestos fibers 49 Thimerosal 49 silver nitrate 49 toxic pollutant 49 Ultraviolet light 49 Methylmercury 49 noble gases 49 THMs 49 carbon tetrachloride 49 Ultraviolet radiation 49 cadmium 49 Bacillus cereus 49 polycarbonate bottles 49 trigger allergic reactions 49 polycarbonate plastics 48 disinfection byproducts 48 manganese oxide 48 potentially carcinogenic 48 carcinogenic chemicals 48 polybrominated diphenyl ethers 48 radioiodine 48 hydroxide 48 copper alloys 48 bisphenol A. 48 elemental sulfur 48 odorless tasteless 48 inorganic compounds 48 sodium nitrite 48 engineered nanoparticles 48 Sulfur dioxide 48 carbon disulfide 48 ultra violet radiation 47 engineered nanomaterials 47 arsenic mercury 47 Volatile organic compounds 47 thimerosal 47 plasticisers 47 salicylates 47 Lindane 47 cadmium mercury 47 containing thimerosal 47 phthalates chemicals 47 super alloys 47 contaminant 47 toxic byproducts 47 nitric 47 Saccharin 47 elemental mercury 47 nonstick pans 47 mercury fillings 47 flame retardant chemicals 47 gadolinium 47 neurotoxin 47 neurotoxic effects 47 Trichloroethylene 47 toxicants 47 chemical Bisphenol 47 oxidise 47 bismuth 47 methylene chloride 47 sodium phosphate 47 inorganic arsenic 47 Particulates 47 naturally occurring radioactive 47 sunlamps 46 Air Pollutants 46 triclocarban 46 airborne toxins 46 Toxic chemicals 46 toxicity