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In countries nearer to polar region, the roads are sprinkled with $\mathrm{CaCl}_{2}$. This is
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to minimise the wear and tear of the roads
In countries nearer to polar region, the roads are sprinkled with $\mathrm{CaCl}_{2}$ because $\mathrm{CaCl}_{2}$ decreases the freezing point of ice and therefore, minimise the wear and tear of the roads.
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