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Construction workers are the backbone of civilization, building the bridges, skyscrapers, roads, and homes that everyone uses every day! The world's tallest building, the Burj Khalifa in Dubai, required over 22 million person-hours of work to complete. Construction workers follow very strict safety rules and always wear hard hats because falling objects are the most common danger on a building site!
They wear hard hats for safety!
Construction workers use big machines!
