Your Safer Source
for ScienceSince 1977
Address | P.O. Box 219 Batavia, IL 60510 |
Phone | 800-452-1261 |
Fax | 866-452-1436 |
flinn@flinnsci.com |
DC4558
Price: FREE
This is the fiber-optic material that seems to glow on its own! You don’t have to shine a light on its end. You can’t seem to turn it off! Place your finger over both ends. It is still shining on your fingers! How does this light pipe work?