Cool! -P&G sells packets at a loss (@ 5:06) that coagulate, flocculate, and disinfect a surprisingly large quantity of water for such a tiny packet.
Interesting interview with Bill Gates near the end making the point (@8:43) that helping developing nations
1) promotes stability (prevents war)
2) promotes our health (by thwarting a pandemic easier through improved healthcare) and
3) helps our prosperity by freeing developing nations of menial tasks and allowing higher education and academic pursuits to flourish, prompting innovations that encourage prosperity.
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