A nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite.
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Examples for "fluorine "
Examples for "fluorine "
1 This isn't really the case as almost all volcanic ash as some fluorine .
2 Hydrazine and tetrafluorohydrazine, both fluorine - based , are also extremely toxic and difficult to store.
3 We sprayed out the camp areas with dicoumarins and fluorine - substituted residuals.
4 The gas fluorine becomes a liquid at 210° below zero centigrade.
5 In such a layer, fluorine does not present any absorption bands.
1 NOTES: Flames F Freddie Hamilton saw his first action since Oct. 21.
2 The Alaska no-fly order ended today, but the Virginia-based F - 22s remain idle.
3 Meanwhile, his professor is creating a new grade he calls ' F minus'.
4 Pakistan has rarely used its F - 16s in counterterrorism missions, the Times said.
5 Governance Metrics rates News Corp with a grade ' F ' in corporate governance.
1 On the other hand, fluorine (Fl, atomic number 9) is a vital trace element in the human body and a key ingredient in many pharmaceuticals.
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Translations for atomic number 9