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The Shape of a Stop Sign Was Chosen for This
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ποΈ History
Question 4
/ 10
40%
0
/
3 correct
β’ 51% nail this
Why are US highway signs green instead of another color?
1
Green tested best for legibility at speed
2
It was the cheapest paint in 1950
3
To match interstate landscaping
4
Eisenhower's favorite color