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On to the land, the wind do the grinding grain between stones grind operations to retire, crushed powders and pump water from rivers and wells up to service.
activities The first windmill was erected in Persia, the 5th century BC is considered the oldest. These are vertical axis windmills are made from 6 to 12 rectangular rotor, covered with carpets and fabrics or Reed they have been using at home as well as in the flour-grinding industry, sugarcane and barley.
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