Conductor of Electricity: Stainless Steel Spoon, Steel Cabinet, Copper Wire, Nickel Earrings, Steel Key, Gold Ring, U.S. Nickel, Iron Skillet (pan), Aluminum Can, Silver Teapot, Iron Ore Rock, Paper Clips, Brass Brads, Water (non-pure), Insulator of Electricity: Lego Bricks, Balloon, Yarn, Wax Crayon, Paper Cup,

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