Hand Boiler Blue Spiral Alien Meter   Hand Boiler Science Toy Boil the mysterious purple liquid in our Spiral Alien Love Meter. Our beautiful glass Hand Boiler demonstrates Charles’s Law of vapor-liquid equilibrium. The heat from your hand quickly warms the volatile solution of liquid and gases, the liquid rises through the cool tube, and bubbles at the top. Our Spiral shaped sculpture is a reproduction of the classic Love Meter toy of the 1960’s. A neat Science Experiment and a Retro Alien Love Meter! Type: Science Toy - Closed Glass Spiral with Purple Solution Category: Science Toy - For Adults (not a Child’s Toy) Size: 7" Tall (7 x 2 x 2 inches) Package: Color Gift Box - "Hand Bolier - Purple Spiral”

Hand Boiler Science Toy