Dramtically demonstrate the power of atmospheric pressure

• Demonstrate ideal gas law in a visually spectacular manner
• Great for classrooms of all sizes

This metal can with stopper and fitting provides an intriguing demonstration of physics principles relating to gas and air pressure. The unit can be purchased including the hand pump and replacement cans are available as well. The can also can be collapsed using boiling water to evacuate air from the can. Includes cap as well as stopper and hose fitting.