Fans come in hundreds, even thousands of shapes and sizes and are used in many different ways. A fan is an appliance or device with blades that rotate fast enough to generate air currents that serve to ventilate an area or cool an area. Fans keep the air moving, which can be essential to the environment around it.
Industrial fans play an important role in ventilating workplaces where machinery or chemicals could fill the air with gases or particles that are unhealthy to breathe. For instance, a centrifugal fan is used for the movement of gases. It has impellers that rotate and increase an air stream’