Stevenson, nicknamed The Cat in the Hat because of the fact that he wears a black street hockey safety helmet, claimed silver with 5.90m.

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The shock absorbance numbers are impressive, says Randy Swart, director of the Bicycle Helmet Safety Institute in Arlington, Va.

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Randy Swart, director of the Bicycle Helmet Safety Institute in Arlington, Va.

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The data showed the average forces of a soccer-ball header were similar to those exerted on the head by punches from amateur boxers, according to Daniel Plant, a researcher in Imperial's department of mechanical engineering, who presented the data Friday at a helmet-safety science conference at the university.

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Jurors ultimately let Bell off the hook, after hearing that the helmet complied with federal safety regulations.

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Visitors to an offshore drilling rig or production platform receive safety training and are outfitted with steel-toed boots, safety goggles, gloves, hearing protection, and a helmet.

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Evel Knievel wore a helmet, but no one could guarantee his full safety doing what he did.

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When the third was struck in the helmet and fell to the ground, Sal charged headlong into the wall of bullets to pull him to safety behind what little cover there was.

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