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Home :: Physics :: Energy, Work and Simple Machines :: Pulleys > Pulse Glass
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Product Information
Ideal for demonstrating that vapor pressure increases when temperature increases.Two glass bulbs are connected with a glass tube, and contain a colored, volatile liquid. Holding one of the bulbs in your hand causes the evaporation of a portion of the liquid that forces the liquid to the other bulb. Length is 23.5 cm.
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