When Shashi went to Vizag with his parents, he noticed that all the fishermen stores their fish inside a thermally insulated container which is filled with ice and salt. Can you give explanation for this?

When Shashi went to Vizag with his parents, he noticed that all the fi

1.	When Shashi went to Vizag with his parents, he noticed that all the fishermen stores their fish inside a thermally insulated container which is filled with ice and salt. Can you give explanation for this?
Answer» Solution :Salt ADDED to ice(freezing mixture) is a better refrigerant than ice as adding some impurity (salt ) to the ice decreases its melting point. During meltingof ice, it takes away a LOT of heat from the substance(s) which is in contact with it. That's why the fisherment store their FISH inside a thermally INSULATED CONTAINER which is filled with ice and salt.