Horizontal Hand Boiler - Image one
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This is a classic example of thermodynamics in action! The heat of your hand warms 1 bulb, causing the air in the hand boiler to expand. Liquid is forced into the other bulb, making it appear to boil for an exciting demonstration!
Comes with a Teacher’s Guide
Glass construction with 2 side by side bulbs connected by a straight tube
14 +
7.00 x 2.75 x 2.00 inches
17.78cm x 6.99cm x 5.08cm
0 lb 3 oz
0.06 kg
CHOKING HAZARD
Small parts. Not for children under 3 yrs.
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