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                062018-07 With the full replacement of LED lights, will the United Nations completely eliminate incandescent lamps?
                With the full replacement of LED lights, will the United Nations completely eliminate incandescent lamps?

                Incandescent light bulbs have provided light for humans since 1880. At that time, lighting efficiency outperformed traditional oil lamps and candles, but today incandescent light bulbs are one of the

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