Turns out, not all Pyrex is created equal, and the older stuff is better than newer-made products for an important reason.

More than 1,200 Walmart shoppers swear by this set of Pyrex rectangular dishes for baking, serving ... Pyrex 32-Piece Glass Food Storage and Bake Container Set While not oven-safe like the ...

The temperature- resistant glass was durable, insured uniform baking ... the most expensive (Pyrex) piece we’ve sold was a shallow, matte black casserole dish. I think it was a test piece ...