Address | P.O. Box 219 Batavia, IL 60510 |
Phone | 800-452-1261 |
Fax | |
flinn@flinnsci.com |
DC91238
Price: FREE
Heat some water in a flask, then attach a balloon, cool the flask, and watch as the balloon collapses into the flask. An easy-to-perform and colorful variation of the common Crush the Can demonstration.