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en.wikipedia.org/wiki/Lead_glass

Lead glass, commonly called crystal, is a variety of glass in which lead replaces the calcium ... One alternative material is crystal glass, in which barium oxide, zinc oxide, or potassium .... With the aid of Venetian glassmakers, especially da Costa, and under the auspices of the Worshipful Company of Glass Sellers of London, ...

en.wikipedia.org/wiki/Glass_production

Glass production involves two main methods – the float glass process that produces sheet ... Different glass types, colors, desired quality, raw material purity / availability, and .... Glass container manufacture in the developed world is a mature market business. ... Use of float glass at Crystal Palace railway station, London.

www.madehow.com/Volume-4/Lead-Crystal.html

Lead crystal produces a product with a ringing sound (without the tin quality of ... the manufacture of stained glass during the ages of cathedral building. ... The raw materials for glass making are a chemical "cocktail" of silica-sand (also called ...

www.engraversjournal.com/article.php/2503/index.html

If you are just starting out in the glass and crystal business or thinking about getting into it, ... Glass is the least expensive and least clear of the three materials .

www.awardingyou.com/resources/video-library/difference-between-glass-and-crystal-awards

Did you know that both award materials are actually very similar, and use many of the same components? Learn how glass and crystal are made, how awards ...

www.americanelements.com/optical-materials.html

American Elements manufactures advanced materials for the Glass, Optical & Laser ... of crystalline materials is overseen by experts at our state-of-the-art crystal ...

www.ehashley.com/swarovski/swarovski-about

Swarovski has been a family-owned company for more than 120 years, and is now ... *Crystal glass and all other material containing 0.009% lead or less.

www.3m.com/3M/en_US/company-us/all-3m-products/~/3M-CRYSTAL-Glass-Finishes-7725SE-324-Frosted-CRYSTAL-48-in-x-50-yd/?N=5002385+3294793430&rt=rud

Dusted and Frosted designs provide the look of sandblasted or etched glass, at a fraction of the cost. Digital printing on these materials provides both ...

www.businessinsider.com/how-sapphire-glass-screens-are-made-2014-9

Sep 5, 2014 ... How Sapphire, The Nearly Indestructible Material Now Being Used For ... But the sapphire crystal used in smartphone screens is made in a lab.