You must have noticed this common thing in your home, office, or even shops — most ceiling fans have only three blades. While four- or five-blade fans also exist, they are less common in India. Engineers and manufacturers say there are strong scientific and practical reasons behind the popularity of the three-blade design. From better airflow to lower electricity use, the three-wing fan has become the most efficient choice for everyday use.
Better Airflow With Less Effort
Experts explain that a fan’s main job is to move air efficiently, and three...
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