Related by context. Frequent words. (Click for all words.) 76 fluoride 62 fluoridation 60 fluoridated 59 fluoridated water 55 Arsenic 52 tooth decay 50 Chlorine 50 dental decay 50 Perchlorate 49 Calcium 48 Drinking Water 48 Drinking 48 Aspartame 48 Sodium 47 Pollution 47 chromium 47 Iodine 46 arsenic 46 Vitamin D 45 Contaminated 45 Polluted 45 Phosphorus 45 Toxins 45 nitrate 45 chlorination 44 Potassium 44 Nutrients 44 radium 44 iodine 44 chlorinated 44 xylitol 44 Breastfeeding 44 Groundwater 44 citrate 44 sodium chloride 44 Atrazine 43 Ammonia 43 Vitamin E 43 Breast feeding 43 Secondhand smoke 42 chlorine 42 Poisoning 42 Breast milk 42 Benzene 42 Dioxin 42 Pesticide 42 Vitamin C 42 perchlorate 42 preservative 42 ascorbic acid 42 Contamination 41 Bisphenol 41 Cryptosporidium 41 selenium 41 Eczema 41 apple cider vinegar 41 Contaminants 41 chlorine bleach 41 Cholesterol 41 Magnesium 41 Estrogen 41 Cadmium 41 Carbon Monoxide 41 aspartame 41 Fracking 41 sunshine vitamin 41 Radon 41 manganese 41 Pesticides 41 Melatonin 41 vitamin C 40 phosphorus 40 Bottled Water 40 Carbon dioxide 40 BPA 40 Nutrient 40 Phosphorous 40 endocrine disruptors 40 tooth enamel 40 Asbestos 40 mercury 40 Bottled water 40 hexavalent chromium 40 chlorine dioxide 40 Safe Drinking Water 40 mercury contamination 40 sulfate 40 chloride 40 CoQ# 40 Formaldehyde 40 Thimerosal 40 radon 40 Selenium 40 bicarbonate 40 Alcohol 40 benzene 40 Soft drinks 40 Folate 39 glutathione 39 dietary fiber 39 Nitrogen