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1 " I didn't have a drill, so I had to make my own. First I heated a long nail in the fire, then drove it through a half a maize cob, creating a handle. I placed the nail back on the coals until it became red hot, then used it to bore holes into both sets of plastic blades. "
― William Kamkwamba , The Boy Who Harnessed the Wind: Creating Currents of Electricity and Hope
