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  2. Bone char - Wikipedia

    en.wikipedia.org/wiki/Bone_char

    The tricalcium phosphate in bone char can be used to remove fluoride [3] and metal ions from water, making it useful for the treatment of drinking supplies. Bone charcoal is the oldest known water defluoridation agent and was widely used in the United States from the 1940s through to the 1960s. [4]

  3. Which drinking water is healthiest? The pros and cons of tap ...

    www.aol.com/lifestyle/drinking-water-healthiest...

    While some bottled water is from a spring or filtration system, research shows that nearly 65% of bottled water sold in the U.S. comes from municipal tap water. But Rumpler says there can be ...

  4. Bottled water contains harmful contaminants, experts warn ...

    www.aol.com/lifestyle/bottled-water-contains...

    Bottled water may not be safer than tap. But many people think it is. In much of the U.S. — and other wealthy nations — tap water is tightly regulated, frequently tested and “often exceeds ...

  5. Bottled water - Wikipedia

    en.wikipedia.org/wiki/Bottled_water

    Bottled water is drinking water (e.g., well water, distilled water, reverse osmosis water, mineral water, or spring water) packaged in plastic or glass water bottles. Bottled water may be carbonated or not, with packaging sizes ranging from small single serving bottles to large carboys for water coolers .

  6. Biological aspects of fluorine - Wikipedia

    en.wikipedia.org/wiki/Biological_aspects_of_fluorine

    The benefits of water fluoridation have lessened recently, presumably because of the availability of fluoride in other forms, but are still measurable, particularly for low-income groups. [9] Systematic reviews in 2000 and 2007 showed significant reduction of cavities in children exposed to water fluoridation.

  7. Should You Drink Tap Water? What Experts Say About ... - AOL

    www.aol.com/lifestyle/drink-tap-water-experts...

    Don’t rely on bottled water. Hauling home pallets of bottled water may seem like a safer swap, but the U.S. Food and Drug Administration (which regulates bottled water) does not screen or have ...