The kit contains everything you need to perform experiments and demonstrations of phenomena related to atmospheric pressure (+ complete descriptions of demonstrations and experiments):

• A demonstration of Otto von Guericke's famous experiment with the Magdeburg hemispheres.
• Inflating balloons in a vacuum.
• Marshmallows and foam in a vacuum.
• Boiling of water in a vacuum - demonstration of the lowering of the boiling point under reduced pressure.

The kit includes:

• Manual vacuum pump with pressure gauge
• Connecting vacuum hose
• Metal hemispheres (Magdeburg hemispheres)
• Vacuum containers with spigots
• Balloons