Question

Which process are responsible for why we paint objects made up of iron
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Answer 1

Answer:

the process that is responsible is known as galvanisation . in this process the upper layer is covered with zinc coating . we paint iron objects because to cut the direct contact with the atmospheric air which contains moisture and that moisture if comes in direct contact with iron can cause into rusting . rusting is the process to form a surface compound that is reddish brown in colour on top of the metal

Answer 2

Answer:

rusting

Explanation:

painting is done to protect it from rusting