People used to apply a coating of sodium silicate on eggs for the purpose of preservation. Justify.

People used to apply a coating of sodium silicate on eggs for the purp

1.	People used to apply a coating of sodium silicate on eggs for the purpose of preservation. Justify.
Answer» SOLUTION :Sodium or potassium SILICATE is used as a protective covering for EGGS. When egg is dipped in solution of sodium silicate inwater a layer of sodium silicate forms on the surface of egg which is very impervious to water, air and heat.As a result bacterial growth PREVENTED in egg so that it can be preserved for relatively longer periods of time.