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Here's a link to the Copper/Zinc kit that I used in this video: https://amzn.to/3NFCzdg

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Here's a list of questions answered in this video:
- Can you light an LED with graphite lead and a battery?
- Can you light an LED with a large temperature difference between boiling hot water and dry ice?
- Can you use oranges to light an LED?
- Can you use glycerin's viscosity to prevent dye from mixing?
- Can a heat gun erase the ink of a thermochromic pen?
- Can burning two matches bond them together and cause one to lift?
- Can you bring back erased thermochromic pen ink using dry ice?
- Can you make slime with glycerin, baking soda, and contact solution?
- Will a ping pong ball floating in syrup shoot up into the air when dropped?