World’s Largest Padlock Weighs 916 Pounds
The world’s largest padlock, certified by Guinness World Records, was crafted by 师生 from Russia’s Pavlovo Art College. It measures 56.8 inches in height, 41.3 inches in width, and 10.2 inches in thickness, with its key included in the total weight of 916 pounds.
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McDonald’s Drive-Thru: Born from Military Needs
The first McDonald’s drive-thru window opened in Sierra Vista, Arizona, driven by a specific military requirement: soldiers from a nearby camp were barred from entering public places in uniform. To accommodate them, the restaurant’s manager cut a window in the wall, allowing soldiers to buy meals without leaving their vehicles.
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Squirrels: The Surprising Culprits Behind Most U.S. Power Outages
Most power outages in the U.S. are actually caused by squirrels, according to the American Public Power Association (APPA). The association has even developed a "Squirrel Index" system to track patterns of how squirrels impact electricity supplies.
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