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Instructables user Mangetout turned an aluminum drink can into a very nicely embossed metal box. In this video, he provides step-by-step instructions on how you can do likewise. Once you look at the finished product, you'll be amazed to think that it was originally an energy drink can.
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BTW -it wasn't an elective. It was required.
That will be handy, as it appears someone has already blown a gasket!