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3 votes
Why do some transportation agencies spread a mixture of sand and salt on
icy roads in winter?

User Matias Vad
by
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1 Answer

3 votes

Answer:While workers use salt to melt ice they rely on sand for improved traction

Explanation:Sand increases friction and help prevent vehicle tires from slipping on silk roads making traveling easier, Salt can also help prevent new ice from forming on roads

User EduPeeth
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