coin are supposed to sink . When you toss ‘ em in a fountain , they leave out the right way down to the bottom , veracious ? Not always . There ’s a trick that can really make metal coin be adrift , and it ’s entirely trippy to see . You cautiously raze the coin ( which need to be made of aluminum and not zinc ) onto the surface of the water with a paper clip , and then slide the paper clip aside . bonanza ! You ’ve just become a sorcerer . The metal coin is floating .
The surface tensity of the water is just strong enough to keep the aluminum coin afloat if you ’re know what you ’re doing . Grant Thompsonillustrates how it ’s happening with coin , paper clip , dish grievous bodily harm , and peppercorn flakes in the video below .
Water
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