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Water beats air in Hong Kong-led scientific heat transfer breakthrough


A Hong Kong-led research team has cracked a centuries-old problem that has made it impossible to use water for cooling extremely hot surfaces, from rocket engines to frying pans.Lead researcher Wang Zuankai, a chair professor of mechanical engineering at City University of Hong Kong, first came across the phenomenon as a 10-year-old in his hometown in China’s eastern province of Shandong.“A magician came to our village and performed walking barefoot on red-hot iron pillars. I didn’t dare to…

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