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Product Placement
Charity's sale of water pumps and other devices helps impoverished Africans build successful businessesBy Nicole Wallace
Kiandutu Thika, KenyaWhen Julius Karanja relied on the rains and a bucket to water his crops, all he could grow were beans, corn, and a few tomatoes.
But six years ago, Mr. Karanja bought a manually operated water pump that allows him to pull water from...