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  2. Calcium fluoride - Wikipedia

    en.wikipedia.org/wiki/Calcium_fluoride

    Calcium fluoride is used to manufacture optical components such as windows and lenses, used in thermal imaging systems, spectroscopy, telescopes, and excimer lasers (used for photolithography in the form of a fused lens). It is transparent over a broad range from ultraviolet (UV) to infrared (IR) frequencies.

  3. Biological aspects of fluorine - Wikipedia

    en.wikipedia.org/wiki/Biological_aspects_of_fluorine

    The patient receives a four-minute application of a high amount of fluoride. Varnishes, which can be more quickly applied, exist and perform a similar function. Fluoride is also often present in prescription and non-prescription mouthwashes and is a trace component of foods manufactured using fluoridated water supplies. [11]

  4. Fluorapatite - Wikipedia

    en.wikipedia.org/wiki/Fluorapatite

    Fluorapatite can be synthesized in a three step process. First, calcium phosphate is generated by combining calcium and phosphate salts at neutral pH. This material then reacts further with fluoride sources (often sodium monofluorophosphate or calcium fluoride (CaF 2)) to give the mineral.

  5. Can you reverse a cavity in your tooth? Here's what ... - AOL

    www.aol.com/lifestyle/reverse-cavity-tooth-heres...

    She tells Yahoo Life that a tooth is made up of minerals including hydroxyapatite, fluoride and calcium, which is why they can be used to strengthen its enamel and prevent further damage.

  6. Mineral (nutrient) - Wikipedia

    en.wikipedia.org/wiki/Mineral_(nutrient)

    For example, for calcium the U.S. Food and Drug Administration set the recommended intake for adults over 70 years at 1,200 mg/day and the UL at 2,000 mg/day. [19] The European Union also sets recommended amounts and upper limits, which are not always in accord with the U.S. [ 20 ] Likewise, Japan, which sets the UL for iodine at 3000 μg ...

  7. Fluoride - Wikipedia

    en.wikipedia.org/wiki/Fluoride

    Water and food sources of fluoride include community water fluoridation, seafood, tea, and gelatin. [52] Soluble fluoride salts, of which sodium fluoride is the most common, are toxic, and have resulted in both accidental and self-inflicted deaths from acute poisoning. [4]

  8. Food, fluoride and funding: How a new Trump term might ... - AOL

    www.aol.com/news/food-fluoride-funding-trump...

    Food, fluoride and funding: How a new Trump term might affect health in California Karen Kaplan, Corinne Purtill, Emily Alpert Reyes November 8, 2024 at 6:00 AM

  9. Food fortification - Wikipedia

    en.wikipedia.org/wiki/Food_fortification

    Conversely, other fortified foods have micronutrients added to them that don't naturally occur in those substances. An example of this is orange juice, which often is sold with added calcium. [4] Food fortification can also be categorized according to the stage of addition: Commercial and industrial fortification (wheat flour, corn meal ...