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Hot take: Are those vintage Pyrex baking dishes actually garbage?
So I picked up a set of those classic Pyrex nesting bowls at a flea market two weekends ago for $30. They looked pristine, no chips or cracks, and I was stoked. But I tried to bake a casserole in the biggest one yesterday and it literally shattered in the oven. Like, loud pop and glass everywhere. Now I'm wondering if the older Pyrex is more prone to thermal shock than the new stuff, especially if it's been sitting in a dusty booth for years. I've heard people swear by vintage kitchenware, but this was a total letdown. Did I just get a dud, or are these things overhyped? Has anyone else had one explode on them like that?
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anthony8835mo ago
Yeah, I've had that happen too. I think people get overly attached to the idea that vintage stuff is automatically better just because it's old. My grandmother's Pyrex lasted forever, but my aunt's exploded in the microwave last year. It's just glass, it's gonna break eventually, especially if it's been through decades of temperature changes. A $30 lesson in not trusting flea market hype, basically.
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lisa_wilson875mo ago
Oh man, that's a rough way to learn a lesson. Here's the thing nobody's said yet though - that old Pyrex wasn't made for modern ovens. The vintage stuff uses borosilicate glass which handles heat differently than the soda-lime glass they use now. @anthony883 mentioned temperature changes, but the real issue is that those old bowls were designed for lower temp baking and sitting on countertops, not blasting at 400 degrees after 50 years of micro-fractures you can't even see. Your grandmother's lasted because she probably never shocked it by putting a hot dish on a wet counter or running it under cold water. You didn't get a dud, you got a museum piece that couldn't handle real life.
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