Three bottles of sulfuric acid, acetone and a "white substance labeled potassium nitrate" can be seen in one of the documents, which also mention a "burner with white residue," a thermometer ...

The convection of air around the penny may also contribute to this effect. Pour 5mm of acetone in a 250mL beaker. Grasp the nichrome wire 8" - 10" above the penny and hold the penny in the flame of a ...