Mangal Singh is no engineer, but one doesn’t need to go to engineering college to create something. Singh is a bona fide inventor. In 1987 he came up with a low-cost turbine that could help irrigate agricultural land.
Singh is a small farmer from Bundelkhand in Uttar Pradesh. He noticed the farmer’s dependency on rain and decided to find a solution to the problem. The region has many rivers and rivulets and Singh’s turbine harvests this surface water.
The first model of the turbine was made with local material and the machine is. . .