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borosilicate glass

noun

  1. a glass containing 5 percent or more of B 2 O 3 , highly resistant to heat and shock, used especially in making cookware and chemical glassware.


borosilicate glass

noun

  1. any of a range of heat- and chemical-resistant glasses, such as Pyrex, prepared by fusing together boron(III) oxide, silicon dioxide, and, usually, a metal oxide
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of borosilicate glass1

First recorded in 1930–35
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Example Sentences

According to a new paper published in the journal Scientific Reports, minerals in the borosilicate glass used to make the tubes and flasks for the experiment speed up the rate at which organic molecules form.

The transparent borosilicate glass allows for rapid temperature changes without damaging the containers themselves.

Thanks to the addition of boron trioxide, borosilicate glass is described as “low-expansion,” which means it’s less likely to explode in high-heat environments like a ripping hot oven.

From Eater

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borosilicateborosilicic acid