Thomas Edison invented the microphone, the phonograph, the incandescent light, the storage battery, talking movies, and more than 1000 other things. December 1914 he had worked for 10 years on a storage battery. This had greatly strained his finances. This particular evening spontaneous combustion had broken out in the film room. Within minutes all the packing compounds, celluloid for records and film, and other flammable goods were in flames. Fire companies from eight surrounding towns arrived, but the heat was so intense and th…