We cannot evaluate Edison invented the light bulb has a lot of great, this invention that human activity time, Edison has given us the great nightlife, enough? but for the sake of environmental protection and energy saving, the EU decided to gradually from September prohibits the use of incandescent light, perhaps for this great invention make the final mark, so the designers produced a set of phallic worship of incandescent lamp design, symbolically explain light bulb represents an era of growing up, so I thought his evil brother, who he also called Edison.
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