Glass Reaction Checker

Prevent "poodle effects" and dark reaction lines in your fused glass projects.

Go to Glass Artist Toolkit

How this works

Certain glass colors contain Sulfur (mostly warm colors) while others contain Copper or Lead (mostly cool colors/turquoises). When fused together, they form Copper Sulfide or Lead Sulfide, creating a dark outline.

This tool was created by Ben Crittenden, an IT professional with experience in web development, systems administration, and project management.