ocr: B - a C a A CHRISTOPHER himselfal boatyard in Norfolk and COCKERELL began experimenting with ways of D bom 1910 making a boat travel faster. He E realized that a boat's speed could be F improvedifthe friction betweenits hull and the water was reduced by H introducing a layer of air. In 1955,he built his first K hovercraft. It was 2 feet (75 cm) L long, made of balsa wood, and M powered by the engine ofa model N. aircraft. The first full -size prototype made its first appearance in 1959 and caused a sensation. R HE BRITISH ENGINEER Later that year, the first English Christopher Cockerell was Ch ...
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