Abubakar Tafawa Balewa University Water-pumping Windmill
Specifications: this is a 9m tall device with a rotor diameter of 3.5 m capable of pumping 20,000 litres of water per day
Advantage: uses free wind energy, which is also non-depletable and pollution-free
Production: The windmill is produced by ALKATBU a joint venture between the university and alka chem Ltd