Ingenious Hippo Water Roller transforms access to water for poor rural families
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Most Americans take clean water for granted. For many in the developing world, however, getting access to water can be a daily, backbreaking struggle. That’s why South Africans Pettie Petzer and Johan Joker created the Hippo Water Roller, a simple water-collecting device with a broad social impact. While the average adult woman can only balance a full 20-liter bucket of water on her head at a time, the Hippo Water Roller enables anyone, young or old, to transport 90 liters of water thanks to a...