NPR News: Detroit's Public School District Shuts Off Drinking Water, Citing Lead, Copper Risk

Detroit's Public School District Shuts Off Drinking Water, Citing Lead, Copper Risk
Two-thirds of the district's buildings in an early test had problematic levels of lead or copper. The supplier says the water isn't the problem — it's the schools' old plumbing.

Đọc tiếp trên NPR
At August 30, 2018 at 09:35PM
Categoty Education