| crystal |
A top-quality colorless, transparent glass resembling natural or rock crystal. Made through an ancient process that involves lead oxide. To be crystal, there must be a minimum of 10% lead. About 200 kinds of crystal are associated with jewelry.
출처: www.limogesjewelry.com/glossary.asp
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| crystal |
The mineral or synthetic covering over the watch dial. In clocks, the glass or plastic piece that covers the dial for protection.
출처: www.allamericanwatches.com/site/626101/page/182604
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| crystal |
Borderless, sometimes vegetal, banded design goes across horizontally, initiated by JB Moore at Crystal Trading Post
출처: www.collectorsguide.com/fa/fa063.shtml
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| crystallization |
An undesirable, but preventable formation of tiny crystals in the uncured nail coating that usually results from unusually cold temperatures or drafts. Liquid will actually freeze and turn into a solid before it polymerizes with the powder (polymer).
출처: www.hooked-on-nails.com/NailTerms.html
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| crystallization |
Deterioration of plastic parts on pens. Crystallization is most common on the translucent ends of the Waterman Hundred Year pen, and on some Wahl- Eversharp Dorics.
출처: www.penlovers.com/res_gbody.htm
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