List at least two pros and cons of using road salt in the winter

The advantages of the use of road salt in winter are-

(a) Road salts can melt the ice during the winter that helps in the reduction of accidents.

(b)  It increases the frictional force.

(c) It is less costly and easily available.

The disadvantages of the use of road salt is-  

(a) Certain parts of the cars get rusted due to the increasing iron oxide formation. This iron oxide is formed when the free-floating ions react with the water.

(b) It causes damage and corrodes traffic infrastructures.

(c) The addition of rock salts can lead to the destruction of various types of plants as it does not allow the plants to take in water.

(d) The water gets contaminated as it mixes with the salt, as a result of which the aquatic lives are affected.

which

what is a measurement of the earth’s history divided into time periods?

> fossil record <

sedimentary rock

> geologic time scale <

radioactive elements

request for reexamination