"Sea Water" Metal Used to Make Plane
Sea and air combine in a five-seater British personal plane made of magnesium alloy, an element extracted from sea water. Though the metal weighs less than the lightest aluminum, the wings in bending tests have withstood deflection five times greater than is required. Expected to fly over 200 m.p.h., the unorthodox craft was designed by an "amateur" who had never before worked around airplanes.
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