By Sean Michael Ragan ■ Illustrations by Andrew Lewis
You will need
A tin can tin-plated steel, not aluminum
Muriatic acid sold in hardware stores as a brick cleaner
Hydrogen peroxide from a drugstore
Scraps of copper
Splash-proof goggles
Rubber gloves
Waterproof apron
Plastic container
Soap
Hot water
Copper-coat a tin can, turning it into an aesthetically pleasing, reusable container.
1. Wearing protective clothing in a ventilated area, mix 9 parts of muriatic acid to 1 part hydrogen peroxide in a plastic container. ...
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