Equipment set for practical experiments on the fundamental physics of vacuums. Experiment topics include determining the mass of evacuated air and its density, effect of air pressure on a partially inflated balloon and miniature bellows, and reduction in the boiling point of liquids at reduced air pressure.

Contents:

• 1 experiment plate with sealing ring
• 1 vacuum bell
• 1 beaker
• 1 vacuum hose with reversing valve
• 1 vacuum hose with T-connector and reversing valve
• 1 simple hand pump in storage container
• 1 bellows
• 2 balloons