e/Quartz Fluorine Tube

Information
has gloss	eng: A Quartz Fluorine Vessel is a specialized contained built to hold and view fluorine, the most reactive and electronegative substance known. The preparation of these vessels is delicate and labor intensive. Most containers designed to hold fluorine are lined with Teflon because of its almost non-existent reactivity. The clear substrate onto which the Teflon or another fluorocarbon must be applied is a high-purity, single crystal quartz tube.
lexicalization	eng: Quartz Fluorine Tube
instance of	(noun) 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 atomic number 9, F, fluorine