Related by context. Frequent words. (Click for all words.) 50 drinking 48 fluoridated 48 potable drinking 48 fluoridated water 46 potable water 43 peri urban areas 42 drink 42 potable 41 water 41 drinkable water 40 polluted 40 fluoride 40 unpolluted 40 arsenic 40 arsenic contamination 40 heavily polluted 39 toxicants 39 contaminated 39 bacteriological 39 nondrinkers 39 harmful contaminants 39 epidemiologic studies 39 chlorinated 39 dental fluorosis 38 cola drinks 38 alcoholic drink 38 Perchlorate 38 perchlorate contamination 38 hexavalent chromium 38 perchlorate 38 boreholes 38 contaminant 37 peri urban 37 contaminants 37 drank 37 contaminate drinking 37 toxic byproducts 37 fluoridation 37 contaminate groundwater 37 nitrates 37 dental cavities 36 coliforms 36 Toxic chemicals 36 bottled water 36 binge drinkers 36 undrinkable 36 chlorine tablets 36 chloramine 36 chlorination 36 toilet flushing 36 beverages 36 poisonous chemicals 36 suspected carcinogen 36 Nitrates 36 water purifying tablets 35 diet sodas 35 Drinking 35 Fluoridation 35 chlordane 35 legionella bacteria 35 polluted groundwater 35 urbanized 35 drinkers 35 probiotic 35 iodised salt 35 dental decay 35 arsenic mercury 35 drinks 35 harmful effects 35 polluted rivers 35 CDC Morbidity 35 sweetened beverages 35 unhealthful 35 fluoridating 35 desalinated 35 contaminates 35 radioactive iodine 35 Cryptosporidium 35 prevalence 35 cyanide 35 drinkable 35 harmful 34 alcoholic drinks 34 Buyat Bay 34 aquifers 34 Benjamin H. Grumbles 34 binge drink 34 binge drinking 34 trichlorethylene TCE 34 latrine 34 ITNs 34 cryptosporidiosis 34 libations 34 Disease Registry 34 atrazine 34 obese 34 sewage disposal 34 hormone disrupting 34 imbibe 34 pit latrines 34 contamination