Pyrex, (trademark), a type of glass and glassware that is resistant to heat, chemicals, and electricity. It is used to make chemical apparatus, industrial equipment, including piping and thermometers, and ovenware.

What is difference between Pyrex and glass?

Glass vs Pyrex

The difference between glass and pyrex is that pyrex is more strong, fire-proof, which means that it can withstand greater temperature fluctuations and shatterproof as well when compared to normal glasses which cannot handle such temperature fluctuations.

Can you bake Pyrex glassware?

Bottom Line: Pyrex Is Safe in a Preheated Oven

As with any cookware, it's important to know how to use Pyrex products safely and properly. ... Always preheat your oven before inserting Pyrex glassware. Never exceed 425°F. Make sure the glassware is at room temperature before exposing it to heat.