Summon the spirit of Mendeleev (or anybody) by pouring hydrogen peroxide (spirit activator) into an empty 2-liter bottle and adding manganese dioxide (ashes of the deceased). A cloud of steam (the spirit) will rise from the bottle.
Should only be used as a demonstration by an adult.
Comes with complete instructions and explanation of the science behind the fun.
Demo Pack includes 2 g manganese dioxide, 2 oz 30% hydrogen peroxide.
5-Demo Pack includes 10 g manganese dioxide, 10 oz 30% hydrogen peroxide.