Many rural communities in Mexico struggle for basic necessities, especially clean drinking water. One engineer is trying to change that. CGTN's Alasdair Baverstock reports on how one man's invention can help solve this age-old problem.
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Many rural communities in Mexico struggle for basic necessities, especially clean drinking water. One engineer is trying to change that. CGTN's Alasdair Baverstock reports on how one man's invention can help solve this age-old problem.