Hand "Boiler" - Super Fast (TEDCO) physics Touch it to a piece

Touch it to a piece of ice

you'll see the colourful liquid shoot up the twisting

Dimensions are 180mm Length x 31 mm width x 9 mm height

or go higher Barium Sulfate

Hand "Boiler" - Super Fast (TEDCO) physics Touch it to a pieceIts a classic science toy that uses your body heat to make the liquid in the glass ornament bubble just as if it were boiling. It works amazingly fast (the clip you see is actual speed!). When you place your hand around the large glass bulb on the bottom of the Hand Boiler, you'll see the colourful liquid shoot up the twisting, turning tube. Once at the top, the coloured liquid will begin to bubble rapidly just as if it were boiling! This is a classic