Your Safer Source for Science

Since 1977

Address P.O. Box 219 Batavia, IL 60510
Phone 800-452-1261
Fax 866-452-1436
Email flinn@flinnsci.com
Microscale Bell Jar and Vacuum Set for physics and physical science lets you safely conduct lab experiments involving vacuum and air pressure. Expand a marshmallow, balloon, or shaving cream.

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Safely conduct lab experiments involving vacuum and air pressure with our microscale bell jar and vacuum set. Expand a marshmallow, balloon, or shaving cream. Show that liquids boil at reduced pressure. Learn by experimentation that air has mass. Perform an experiment to actually calculate the density of air. This apparatus will help increase students’ understanding of air pressure and vacuum. Instruction and experiment booklet included. Bell jar diameter 7 cm; height 8.5 cm.