1.   But that afternoon, he was learning from Prince, who showed him her ideas on how the pump could be built more easily.

2.   German giant Siemens, for example, has signed a contract with Ford Motors to build fuel injection pumps in competition with Bosch.

3.   His parents tell of how he built a pump to bring water from an underground well to a storage tank on the roof.

4.   Oxfam builds water pumps.