At first glance, the bright red shipping container that sits by the side of the road in a slum outside Johannesburg doesn't look like something that could transform hundreds of lives. Two sliding doors open to reveal a small shop counter, behind which sit rows of canned food, toilet paper, cooking oil, and first-aid supplies. Solar panels on the roof power wireless Internet and a television, for the occasional soccer game. And two faucets dispense free purified drinking water to anyone who wants it.
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