Photozz has a great V-day project…
“Or.. a good demonstration of why throwing a radio into the bathtub will kill you. I’ll explain later.
This is a decent project that should cost you little or no money, depending on what you have laying around the house. The idea is to use electricity and salt water to etch an image into the top of an altoids tin. The same process can be used to actually cut the image all the way through if allowed to go long enough. I’ll explain the principles behind this as we go along.” – Link.
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