How to Identify Vintage Pyrex® Bakeware : What’s in a Logo?
by Lyn February 2 2024 The first key lies in the lettering and understanding the distinction provides insight into the composition of Pyrex bakeware. Uppercase PYREX typically suggests the use of borosilicate glass. And lowercase ‘pyrex’ an indicator of heat-tempered soda-lime glass. What’s the difference between PYREX and pyrex? It’s not only the capitalization that’s […]
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