Thứ Bảy, 21 tháng 12, 2019

NPR News: A New Safety Program Takes On Silica Dust Amid A Possible Crisis

A New Safety Program Takes On Silica Dust Amid A Possible Crisis
It will now be easier for the government to inspect shops where workers might get exposed to lung-damaging silica dust. But it's unclear how much it will affect countertop workers.

Đọc thêm tại NPR
at December 21, 2019 at 05:00PM
Health & Science

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