世界上普遍存在危险的含铅油漆(2)
来源:沪江听写酷
2009-09-04 00:00
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Professor Clark
Professor Clark
The United States has restricted lead content in paint since 1978. Until this past month, the safety standard for consumer paints was 600 parts per million. But the Consumer Product Safety Commission has just lowered the limit to 90 parts per million.
The new study appears in the journal Environment…
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