The researchers re-created the hot dry conditions in the laboratory, broke out the electron microscope and high-speed cameras, and then found that by striking a rock with titanium, they could produce sparks of 3,000 degrees Fahrenheit that burn for more than second. “The common denominator was each golfer used a titanium club, and hit the ball just out of bounds next to dry vegetation where the ground was extremely rocky,” Captain Steve Concialdi said.
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