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2. Wait, Your Grandma's Old Pyrex Dishes Could Be Worth Thousands

   www.aol.com/grandmas-old-pyrex-could-worth...

   Pyrex was developed by Corning Glass Works in the early 1900s and began as clear glassware. The company went on to produce a milky white glass and eventually added an exterior color to their bowls.

3. If you have these dishes in your cupboard, you may be sitting ...

   www.aol.com/news/2017-07-31-vintage-pyrex-dishes...

   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 ...

4. Pyrex - Wikipedia

   en.wikipedia.org/wiki/Pyrex

   Older clear-glass Pyrex manufactured by Corning, Arc International's Pyrex products, and Pyrex laboratory glassware are made of borosilicate glass. According to the National Institute of Standards and Technology , borosilicate Pyrex is composed of (as percentage of weight): 4.0% boron , 54.0% oxygen , 2.8% sodium , 1.1% aluminum , 37.7% silicon ...

5. Watch out! You could be making this dangerous mistake with ...

   www.aol.com/article/lifestyle/2018/08/27/watch...

   When Corning started manufacturing Pyrex in 1908, they were using borosilicate glass. That’s what made Pyrex thermal shock-resistant. Until 1998, all Pyrex glassware was made with borosilicate ...

6. Cookware and bakeware - Wikipedia

   en.wikipedia.org/wiki/Cookware_and_bakeware

   Glass ceramic is used to make products such as Corningware and Pyroflam, which have many of the best properties of both glass and ceramic cookware. While Pyrex can shatter if taken between extremes of temperature too rapidly, glass-ceramics can be taken directly from deep freeze to the stove top.

7. Visions (cookware) - Wikipedia

   en.wikipedia.org/wiki/Visions_(cookware)

   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.