How many does it take to change a light bulb?
Five: Three to design a nuclear-powered light bulb that never needs changing, one to install it, and one to write the computer program that controls the wall switch.
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Five: Three to design a nuclear-powered light bulb that never needs changing, one to install it, and one to write the computer program that controls the wall switch.
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Home for the Holidays
Fight increased power bills during this festive season
Energy bills can increase during winter for a variety of reasons, like houseguests, more time spent at home, and shorter days and longer nights. Small actions, like turning down your thermostat, replacing old bulbs with LEDs and washing clothes in cold water can help you save.
Source: energy.gov