Correct operation of an India Mk II handpump - Medic Malawi & Hafren Water
तारीख: 10/09/2013 13:11 - द्वारा: bambamw - 142 दर्शनों की संख्या - श्रेणी: विभिन्न
The rate of mechanical failure of handpumps in Africa is chronic. Correct operation of handpumps is vital to ensure long-term operation. This short video documents the correct operation of a handpump and was filmed at the facilities of Medic Malawi
हिंदी 
Correct operation of an India Mk II handpump - Medic Malawi & Hafren Water
