In 1976, the average blood lead level was about µg/dL. The amount of lead used in a 6-month period in 1978 was about 103 tons.
Answer
Selection 1:
16
Selection 2:
85

Question

In 1976, the average blood lead level was about µg/dL. The amount of lead used in a 6-month period in 1978 was about 103 tons.

Revolt · Accepted Answer

16; Selection 1: 16; Selection 2: 85

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