ARTICLE
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BOARD AND SAIL
THE WIND IN THE CONTEXT OF The sail of the windsurfer is not the only element that produces thrust, but "the wheel" for manoeuvring. The air flow at the surface and water has a...
THE GROOVE HELPS TO BEND
Procurement of thick sheet metal (3 mm and above) to bend at home will be easier if bend line is pre - "grinder" to make an incision to a depth of at least half a millimeter. A....
