| fluorine |
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
출처: wordnet.princeton.edu/perl/webwn
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|---|---|
| fluorine |
(flu
출처: www.merckmedicus.com/pp/us/hcp/thcp_dorlands_conte...
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| fluorine |
(F, #9) an element that is used in toothpaste
출처: www.msnucleus.org/membership/html/k-6/rc/dictionar...
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| fluorine |
atomic symbol, F, fluorine is the 9th element in the periodic table (atomic number 9) with an atomic weight of 18.998. Argon is a group VII element and is highly reactive. Flurine is used in etching gases and chemicals. Fluorine is toxic.
출처: www.icknowledge.com/glossary/f.html
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| fluorine |
A gaseous element that can be poisonous.
출처: www.earthscape.org/t1/ari05/glossary.html
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