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| As in the Harry Potter's Story, The wand can make fire disappear |
Electric wands could allow future firefighters to extinguish flames with a wave of the hand, recent experiments suggest.
Currently, firefighters use water, foam, powder, and other substances to tame flames. But a team from Harvard University's Whitesides Research Group has shown that electric fields can snuff out fires too—potentially reducing water damage as well as environmental threats posed by fire retardants.
