Use the Hand Boiler to amaze students by having liquid boil With the touch of your hand. You can even perform a fractional distillation. There is no end to the fun and learning with the Hand Boiler!
Amaze your students by having liquid boil with the touch of your hand. You can even perform a fractional distillation (instructions included). There is no end to the fun and learning with the Hand Boiler.
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Hand Boiler