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How to Make a Homemade Battery. Four Methods: Making a Soda-powered Battery Making a Saltwater-powered Battery Making 14-cell Water-powered Battery Making a Hand-powered Battery Community Q&A. To make your own battery at home, all you need is two different types of metal, some lead wires, and a conductive material. Many household items can be used as the conductive material into which you place your metals â for example, saltwater, a lemon, or even dirt.
There are more items in your home made of vinyl and items that contain urethane than you may imagine. Vinyl and urethane-based materials form the fabric of everything from the keyboard to your computer to the case that holds the mechanics inside your laptop. Once you know what they are and how theyâre used, try examining your surroundings to identify items made of vinyl and those that contain urethane.