You'll start spotting treasures the moment you learn which vintage Pyrex pieces really hold value, and thrift-hunting ...

There was a time when no respectable casserole or Jell-O salad was served in anything but a brightly colored piece of Pyrex glassware — and every cupboard was stacked high with the functional mixing ...

Lifechanger is a new section on Gizmodo in which we laud the everyday objects that make life oh so better. In its debut, we’re going to talk about a classic culinary icon: Pyrex Colors mixing bowls.