Windmill - Simple English Wikipedia, the free encyclopedia
A windmill is a type of working engine.It converts the wind's energy into rotational energy. To do this it uses vanes called sails or blades.. The energy made by windmills can be used in many ways. These include grinding grain or spices, pumping water and sawing wood.Modern wind power machines are used to create electricity.These are called wind turbines by engineers or wind mills by the ...
