They were four inventors who made lives safer for firefighters and police officers, surgery more comfortable for patients, and dreams of flying a reality for thrill- seekers. But before their revolutionary ideas of lightweight body armor, ...See moreThey were four inventors who made lives safer for firefighters and police officers, surgery more comfortable for patients, and dreams of flying a reality for thrill- seekers. But before their revolutionary ideas of lightweight body armor, firefighter masks, modern anesthesia, and the wingsuit could be approved, they needed to be put to a life-and-death field test. Meet the men who set out to get rich or die trying, as we celebrate pioneers whose high-risk, high-reward innovations changed the world, and made millions.
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