Americans use a lot of salt, according to Chris Enroth, a horticulture educator with the University of Illinois Extension. "Potato chips aside, I'm talking about the amount of de-icing salt we put out into the environment every winter."
How much de-icing salt does America go through every year?
A Purdue study showed property owners in the U.S. apply more than 15 million tons of de-icing salts to their driveways, patios and walkways, and that's not including salt applied to roadways.
Salt comes in a variety of forms. Most de-icing salts are identical to the table salt in our spice rack, sodium chloride. In its raw mineral form, sodium chloride is referred to as halite, better known as rock salt.
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