Fan
Description
A fan is an electrically powered device used to produce an airflow for the purpose of creature comfort (particularly in the heat), ventilation, exhaust, cooling or any other gaseous transport. Fans produce air flows with high volume and low pressure. There are three main types of fans used for air flow are axial, centrifugal (radial) and cross flow (tangential). Table fan and ceiling fan comes under axial category.
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