The lightbulb that's burned for 120 years draws four watts

A lightbulb in a Livermore, California fire station has burned for more than 120 years, past a million hours, and it is the stock proof that manufacturers once colluded to make bulbs burn out. It is also barely lit: the nominally 60-watt lamp draws four watts, according to electronics blogger Maurycy's post on tungsten filaments. — Read the rest

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