Hand pump
• A hand pump is a simple machine. It is used in rural as
well as urban areas.
• It is used to extract ground water.
• They use human power and mechanical power to move liquid
or air from one place to another.
• This device is mostly used in rural areas where there is
no electricity supply.
• Hapsa "Hapsi" or "Hapshi" is a simple
machine for raising water from the ground by hand through a well tube.
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