История изменений

urthermore, officials never used common corrosion control methods that Detroit and many other cities use in their water systems. Those methods include adding phosphates to the water, which help keep lead from dissolving into the water flowing through the pipes. When the city switched water supplies, this rust began to be stripped away, strongly discoloring the water and leaching the large amounts of lead from that rust into the water.

Нафига тогда фосфаты из стиральных порошков убрали??! Ааааа111

urthermore, officials never used common corrosion control methods that Detroit and many other cities use in their water systems. Those methods include adding phosphates to the water, which help keep lead from dissolving into the water flowing through the pipes. When the city switched water supplies, this rust began to be stripped away, strongly discoloring the water and leaching the large amounts of lead from that rust into the water.
Read more: https://www.smithsonianmag.com/science-nature/chemical-study-ground-zero-hous...
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