fluorine
IPA: fɫˈʊrin
noun
- (uncountable) The chemical element (symbol F) with an atomic number of 9. It is the lightest of the halogens, a pale yellow-green, highly reactive gas that attacks all metals.
- (chemistry, countable) A single atom of this element.
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Examples of "fluorine" in Sentences
- It's a corrosive gas, like fluorine, which is used to etch glass.
- At a red heat platinic fluoride decomposes into metallic platinum and fluorine, which is evolved in the free state.
- Hekla, Iceland: 14 May 1970; "Local groundwater is measuring high amounts of fluorine, which is toxic to sheep and horses.
- This is a compound of fluorine, which is actually a chemical byproduct of aluminum, steel, cement, phosphate, and other assorted ingredients.
- "The new mineral does not contain fluorine and is white rather than green, but in all other respects the chemistry matches that for the rock containing kryptonite," Stanley said.
- To divert to the outer planets for a moment, Titan, one might note (together with giant bodies like Jupiter and Saturn to boot), is in a wholly unoxygenating (or “reducing”) environment (no oxygen, nor any other reactive gas such as fluorine or chlorine anywhere around).
- While most of the requirements for keeping people alive are common (mainly hydrogen, carbon, oxygen, nitrogen, calcium, and phosphorus) and are fairly easy to handle, there is a long list of trace elements that human body requires, some of which are not easy to handle (such as fluorine) and even harder to get into forms that the human body can assimilate.
- Generally, indeed, it may be maintained that right is of a nature analogous to that of certain chemical substances, which cannot be exhibited in a pure and isolated condition, but at the most only with a small admixture of some other substance, which serves as a vehicle for them, or gives them the necessary consistency; such as fluorine, or even alcohol, or prussic acid.
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