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radiofluorine
radiofluorine n. 
/ˌreɪdɪəʊˈflɔːriːn/, /ˌreɪdioʊˈflɔˌrin/
Brit. /ˌreɪdɪəʊˈflʊəriːn/
, /ˌreɪdɪəʊˈflʊəriːn//ˌreɪdɪəʊˈflɔːriːn/U.S. /ˌreɪdioʊˈflʊˌrin/
, /ˌreɪdioʊˈflʊˌrin//ˌreɪdioʊˈflɔˌrin/ΚΠ
1934 Proc. Royal Soc. A. 146 211 The effect must be due to some common contamination on all surfaces such as occluded gas and is undoubtedly the radio-fluorine reported by Wertenstein as formed from nitrogen.
1986 Appl. Radiation & Isotopes 37 1135 Methods used for the characterization of various chemical forms of radiofluorine are outlined.
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