People in these places don't know Audrey Hepburn, but they recognise the name UNICEF. When they see UNICEF their faces light up, because they know that something is happening. In the Sudan, for example, they call a water pump UNICEF. Audrey Hepburn
Any survival guide will tell you, don't buy a pair of combat boots before any disaster. They'll tear your feet up. Or water. Don't bring water with you because it'll tire you out and you'll lose too much fluid. Bring a water pump. Max Brooks
Also, if this belt is replaced around 105,000 miles, it is a good idea to change the water pump, thermostat, belt tensioner and all the idler pulleys for this belt. Source: Internet
CUNA prescribed that the engine be tested with all accessories necessary to its running fitted (such as the water pump), while all others—such as alternator/dynamo, radiator fan, and exhaust manifold—could be omitted. Source: Internet
In 1720 Jacob Leupold described a two-cylinder high-pressure steam engine. citation The invention was published in his major work "Theatri Machinarum Hydraulicarum". citation The engine used two heavy pistons to provide motion to a water pump. Source: Internet
Positive displacement pump The manual water pump draws water up from a well by creating a vacuum that water rushes in to fill. Source: Internet