By Jani Gilbert and Sandy Howard
Every winter the phones at Ecology light up with questions about de-icers and anti-icers. Are they safe? Do they pollute? Is one product better than another?
Good questions, since nationwide we dump millions of tons of de-icing and traction materials onto our roadways every year.
"There is no black and white answer," said Mike Hepp of Ecology’s Spokane office.
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