Original sentence: 5 grams of sodium fluoride will kill most adult humans.A lethal dose is approximately 75mg per kilogram body mass.In  high concentrations fluoride compounds are toxic.Over time, the compound is excreted through the urine, and the half life for concentration of fluorine compounds is on an order of hours.When ingested directly, fluoride compounds are readily absorbed by the intestines
Edited sentence: 5 grams of full strength sodium fluoride will kill most adult humans; a lethal dose is approximately 75mg per kilogram body mass.Category fluorides.Citizens for Safe Drinking Water.Concentrations as low as 1 ppm in drinking water may put the public at risk for skeletal fluorosis, according to the Chinese government.Courts in the United States, however, have consistently ruled that the individual has the choice to drink or not drink fluoridated water, or any product made from or prepared with fluoridated water.Fluoride Action Network.In  higher concentrations fluoride compounds are quite toxic.Interestingly, new scientific studies are showing that the human pineal gland is the most fluoride-susceptible tissue in our bodies.The concept of using a public water supply as a vehicle for medicating an entire population is also very controversial.The practice is considered by some to contradict the notion of the individuals right to choose.UNICEF position on fluoridation of water.When ingested directly, fluoride compounds are readily absorbed by the intestines; over time, the compound is excreted through the urine, and the half life for concentration of fluorine compounds is on an order of hours