Subject using the hand water pump.

Download scientific diagram | Subject using the hand water pump.  from publication: Effectiveness, Safety, and Sustainability of a Hand Water Pump Among Women Vegetable Farmers in the Gambia | Women vegetable farmers (n = 48) in West Africa engaged in timed trials with a hand water pump and traditional water lifting methods. Use of the water pump increased the mean time required to lift water by 14% (p < 0.01), compared to traditional lifting. Average and maximum | Water Pumps, Vegetables and farmers | ResearchGate, the professional network for scientists.

Components of a Typical Submersible Pump Installation

Water lifting devices

How a hand pump works

How to Make Hand Water Pump at Home - Syringe Life Hack - Homemade Water Pump

4 Advantages of Hand Pumps That You Must Consider

Hand pump - Wikipedia