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Uranium glass used as lead-in seals in a vacuum capacitor Uranium glassware glowing under ultraviolet light. Uranium glass is glass which has had uranium, usually in oxide diuranate form, added to a glass mix before melting for colouration. The proportion usually varies from trace levels to about 2% uranium by weight, although some 20th-century ...
Scientists say the amount of radiation in uranium glass is nothing to worry about—and collectors love how it glows in black light. Here's all you need to know. The Weird and Wonderful World of ...
A PYREX measuring cup manufactured c. 1980, featuring graduations in both U.S. and metric units. Pyrex (trademarked as PYREX and pyrex) is a brand introduced by Corning Inc. in 1915, initially for a line of clear, low-thermal-expansion borosilicate glass used for laboratory glassware and kitchenware.
[citation needed] Early versions produced by McKee Glass Company and Jeannette Glass Company (both of Jeannette, PA) are a type of uranium glass that will glow under UV light. [citation needed] While McKee Glass was the first to produce tableware in this jadeite color glass, the history of this color dates back into the 19th century.
Not Really Made in USA. Pyrex is in a lot of hot water — pun intended. Instant Brands, the maker of heat-safe Pyrex glass cookware and measuring cups, misrepresented where one of its products ...
According to The Glass Museum, the glow-in-the dark glassware is believed to have been invented by glassmaker Josef Riedel, who used uranium to color glassware in his factory in Bohemia in the mid ...
Pyrex, a brand name for break-resistant glass bakeware, has offered complementary brown (Fireside) and Cranberry tinted lines to match Visions colorways in the past. Care must be made to distinguish between Visions and bakeware marketed under the Pyrex brand name, as the thermal properties of each product are quite different.
Eventually, Pyrex began using tempered soda-lime opal glass to make its dishes instead of the much-stronger borosilicate glass, a change which made original Pyrex dishes even more valuable and ...
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