Atmospheric Pressure Cups
- Buy 30 for $8.00 each and save 12%
In this economical version of the classic Magdeburg Hemisphere demonstration, students push two rubber cups together and find that it takes tremendous force to pull them apart.
Each of the 7.5cm-diameter rubber hemispheres has a 2-finger tug handle and 2 release posts.
Products being sold are not toys. They are for Educational / Laboratory use only. They are not for use by children 12 and under.