This article discusses the safety of Pyrex glassware and whether it is safe to put it in the oven. Pyrex today is no longer made of the same glass material in the early 1990s, so users have to be more careful.
If you regularly use glass pans at home for cooking and baking, there is such a thing as heat tolerance, where the material can only tolerate heat to a certain extent. Knowing the heat tolerance of cookware and bakeware will make home cooking that much safer.
Glass pans are ubiquitous in households that bake a lot. How hot do glass surfaces get when you bake? Knowing the temperature tolerances and the potential risks while baking is important when you’re working with glass pans.