we are given a metal sheet 30 by 30 cms and we are asked to show the essence of air by using that sheet. no tools are allowed as of now. what to do?
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Bending is a manufacturing process that produces a V-shape, U-shape, or channel shape along a straight axis in ductile materials, most commonly sheet metal. Commonly used equipment include box and pan brakes, brake presses, and other specialized machine presses.
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