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How is road salt made?

Updated: 8/11/2023
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Wiki User

14y ago

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Table salt is obtained from rock salt (from mines) or from sea salt by refining up to 97 % NaCl or more. Common procedures include filtering of the solution and crystallization/recrystallization.

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9y ago
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14y ago

Road salt is mined as rock salt and is usually mixed with sand before spreading on icy roads.

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13y ago

Road salt is just that- salt. Sodium Chloride. Mined from large mineral deposits.

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Q: How is road salt made?
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