MINI MAGDEMBURG HEMISPHERE
Price - $4.55
7-810Miniature Magdeburg Hemisphere
This is a fine quality but less
expensive version of the popular
vacuum demonstration apparatus.
Air is forced from the disks after
being placed face to face. The
disks are then very difficult to
pull apart, showing the strength
of air pressure. 2.5" in diameter.
Instructions provided.
(3" x 3" x 3"; .5lbs).
Details
