Formula 420 Pyrex-Glass-Metal-Ceramic-Quartz Formula 420 for Pyrex, Glass, Metal, Ceramic and Quartz is the original complete 1 minute cleaner. Our exclusive AbrasivAction™ technology eliminates the need for soaking and scrubbing. Simply Shake, Rinse and Enjoy!™ 12OZ Hassle Free Easy to Use Non-Toxic* Biodegradable Cleans and Deodorizes In Seconds Pyrex. Glass, Metal, Ceramic and Quartz Surfaces Only.