borosilicate glass(redirected from Bomex)
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A strong heat-resistant glass that contains a minimum of 5 percent boric oxide.
(Chemistry) 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
a glass containing 5 percent or more of boric oxide, B2O3, highly resistant to heat and shock and used esp. in making cookware and chemical glassware.