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Yahoo News
14 天
Why our tech fails us: Learning from century-old light bulb that never goes out
Imagine a light bulb that has been burning since 1901. Nestled in a quiet Californian fire station, the Centennial Light ...
BBC
5 年
US lifts ban on old-style light bulbs
Many countries have phased out incandescent bulbs because they waste energy by making heat The US is scrapping a ban on energy-inefficient light bulbs which was due to come in at the beginning of ...
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