Is There A Difference Between PYREX And Pyrex Labels On Cookware? Here's What We Know

You may have heard that uppercase PYREX and lowercase pyrex labels on cookware indicate what materials the items are made of.

11 Hands Down Worst Things You Could Do With Your Pyrex

These are some of the worst things you can do if you're hoping to avoid broken Pyrex and extend the lifespan of your glass ...