20th Annual Smithsonian Magazine Photo Contest The American Experience
Orange plus green makes clear

In this image you see pans of frit (glass fragments with color) in a curve, while one molten glob of glass is rolled into a pan of green frit, to make a glass item. The glass already has green frit on it, which starts melting immediately, becoming molten, that is, orange.

Photo Detail
Date Taken: 10.2022
Date Uploaded: 11.2022
Photo Location: Baltimore, Maryland, United States of America
Copyright: © Colleen McCloskey