Large public buildings, especially schools and hospitals, have had their own electric generators for emergency situations in which the power grid fails to deliver. More recently, people have become aware of how comforting it can be to have a personal backup generator available for their homes. A power outage, even temporarily, can be a scary ordeal. You’ve become used to having lights available at the flip of a switch, hot water to bathe whenever you want, and a stove to prepare food at mealtime. Most of the things you do on a daily basis require an electric device, making it quite disorienting when the power grid fails to deliver.
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