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Salt is often put on the sidewalk during or after it snows. This is because salt lowers the freezing point of ice. This is often just enough to melt snow at subfreezing temperatures.

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Q: Why do we put salt in the sidewalk?
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Related questions

Can you use the word salt in a sentence?

You can put salt on many foods. or, Salt is used to melt ice on roads and sidewalk.


Salt on sidewalk a chemical or physical?

Salt is a material not a change.


Why salt is paced on sidewalk?

Salt is added to avoid icing of roads.


Does salt on a sidewalk cause mechanical or chemical weathering to the sidewalk?

Chemical, the sodium in the salt exchanges with calcium in the concrete. The chemical products are all water soluble and the surface of the sidewalk washes away.


Why does salt prevent ice from forming on sidewalk?

salt lowers ice's melting point


What are effects of melting salt on sidewalk?

It melts the snow and ice making the sidewalk safer. It does pit and mar the sidewalk surface over time, making replacement necessary.


Are you liable for sidewalk injurys in winter?

No, you're not since the sidewalk is technically not your property. The city where you live is the one responsible for clearing and/or placing salt on the sidewalk to prevent ice.


What does sidewalk salt have in it?

This salt may be sodium chloride, calcium chloride and rarely potassium chloride.


After salt is added to the sidewalk in the winter why is the grass dead in the spring?

Not all plants support salt in soil and waters.


What happens when you put cheese on a sidewalk?

If you leave the cheese on the sidewalk over 7 days it will turn white.


What mixture can you use to kill weeds in crack of sidewalk?

weed be gone or salt


What are the drawbacks of using salt on sidewalks?

The drawbacks of salt on a sidewalk are the mess afterwards. The use is also the production of salt needed and the fact that eventually the salt melts as well.