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Hand Bubbler



 
Our Price: $5.95

Product Code: HANDBUBBLER


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Description
 
Magically demonstrates energy transfer in this classic piece. The heat from your hand starts to vaporize the colored liquid. The pressure created pushes the fluid to the top chamber. Watch the liquid boil and roil in the top chamber.
Choose from 4 colors. (Made of glass contains Ethyl Alcohol, 7 inches tall)