MOBILE, Ala. (WALA) -It’s the future of window and tall building washing: drones! If you’ve been to Providence Hospital lately, you may have noticed a shinier exterior thanks to the remote-controlled ...
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Inside the months-long process of hand washing windows on one of the world’s tallest towers
Jang Woo-seok, a seasoned window washer, expertly cleans the 125 floors of Seoul’s Lotte World Tower, showcasing his skills developed since childhood. CNN’s Mike Valerio joins him for a shift to learn ...
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