Medicine: The Neon Warning

Fiddling with elaborate detectors, Lieut. Walter Johnson, 29, of the Navy's medical corps, was measuring the power density of microwave radiation from radar beams aboard the guided-missile cruiser Galveston. All at once he felt a slight burning sensation in his backside. Dr. Johnson happened to have a couple of neon lamps (the size of flashbulbs) in his hip pocket. With no wires or other connections, the lamps had glowed and heated up when he got in the way of radar waves.

As a result of Dr. Johnson's experience, crewmen of Galveston (and ships being similarly equipped) are now protected against overexposure...

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