In China, Bill Gates Encourages the World to Build a Better Toilet
The Microsoft co-founder’s Reinvented Toilet Expo featured innovative approaches to a global problem — the fact that billions have no access to safe sanitation.
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In China, Bill Gates Encourages the World to Build a Better Toilet
The Microsoft co-founder’s Reinvented Toilet Expo featured innovative approaches to a global problem — the fact that billions have no access to safe sanitation.