e/Cobalt glass

Information
has gloss	eng: Cobalt glass is a deep blue colored glass prepared by adding cobalt compounds to the molten glass. It is appreciated for its attractive color and is also used as an optical filter in flame tests to filter out the yellow flame caused by the contamination of sodium, and expand the ability to see violet and blue hues, under fluorescent light, the cobalt glass has twice the effect.
lexicalization	eng: cobalt glass
instance of	(noun) a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition cobalt, Co, atomic number 27

Meaning
Japanese
has gloss	jpn: コバルトガラス（cobalt glass）とは、コバルトを含有する青色のガラスのこと。
lexicalization	jpn: コバルトガラス

Media
media:img	Bristol.blue.glass.arp.750pix.jpg
media:img	Cobalt blue botles.jpg
media:img	Cobaltpharmbottle1.jpg