Road Salt

Sodium Chloride (NaCl)

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Uses

  1. additive to prevent freezing of sand piles
  2. Melt ice on roads
  • prevents collisions
  • prevents injuries
  • prevents highway fatalities
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Properties

  1. Soluble in water
  2. forms clear or white crystals
  3. odorless

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Other Facts

  1. New Hampshire was the first state to adopt a policy to use salt on the roads.
  2. Using salt on roads was brought into practice in the 1940's
  3. The use of salt skyrocketed going from about one million tons in the early 1950's to over ten million tons in the late 80's.