£ 11.99
Glass Hand Boiler with Visible Temperature-Responsive, Green Borosilicate Display Form, Thermal Expansion Demonstration, Passive Design Without Batteries or Wiring
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Description
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Visible Thermal Expansion: Temperature response moves the liquid within the transparent glass body, turning thermal expansion and contraction into an observable science demonstration Science and Display Use: Use the hand boiler for hands-on science demonstrations, then place its transparent glass form on a desktop or in a study Passive Thermal Response: The sealed glass form uses thermal expansion instead of batteries or wiring, while the demonstration does not require an open flame Transparent Borosilicate Glass: The clear body keeps the internal liquid and its movement visible while giving the hand boiler a distinctive display-ready form Package Contents: Includes 1 glass hand boiler for temperature-response demonstrations and desktop display
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Visible Thermal Expansion: Temperature response moves the liquid within the transparent glass body, turning thermal expansion and contraction into an observable science demonstration Science and Display Use: Use the hand boiler for hands-on science demonstrations, then place its transparent glass form on a desktop or in a study Passive Thermal Response: The sealed glass form uses thermal expansion instead of batteries or wiring, while the demonstration does not require an open flame Transparent Borosilicate Glass: The clear body keeps the internal liquid and its movement visible while giving the hand boiler a distinctive display-ready form Package Contents: Includes 1 glass hand boiler for temperature-response demonstrations and desktop display
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