Question

What is corrosion? Write about various techniques in detail prevent from corrosion. ​

Answer 1

The application of a paint coating is a cost-effective way of preventing corrosion. Paint coatings act as a barrier to prevent the transfer of electrochemical charge from the corrosive solution to the metal underneath. ... In this process, a dry powder is applied to the clean metal surface.

Answer 2

Answer:-

the process of slowly eating up of the metal due to the attack of atmospheric gases such as oxygen, carbondioxide, hydrogen sulphide, water vapour etc on the surface of the metals so as to convert the metal into oxide, carbonate, sulphide etc is known as corrosion .

steps to prevent from corrosion :-

1) by painting :- the iron articles such as window grills, iron gates etc to prevent these articles from rusting you can paint them

2) by greasing and oiling : to prevent iron articles like mechanical tools, machine parts etc so you can use this technique

3) galvanisation :- this is a technique of coating the surface of irons objects with a thin layer of zinc

hope it's help ✌✌