Question

What is rusting and how can it be prevented
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Answer 1

Answer:

Rusting :

Explanation:

1. The process in which iron turns into iron oxide is Rusting
2. we can prevent it by keeping away from moisture
3. Rust can be prevented by using rust resistant alloys , galvanisation, cathodic protection , coatings and painting , bluing , by using inhibitors and even by humidity control.

Answer 2

Answer:

the oxidation of metals is called rusting

Explanation:

prevention

1 painting with red lead on heavy machinery deflects rust

2 oil paint is applied after a base coat of red lead

3 enamel is a mixture of iron or steel with silicates. it is used to coat cooking appliances

4 coal tar is used on the coat of lower parts of ships and bridges

5 plastic coating is used on steel pipelines, hangars, stands etc.

6 grease or oil coating is used on metallic tools and machine parts .this also lubricates them

7 tin plating is used on food cans and is done by dipping iron sheets into molten tin

8 electroplating is a costly process in which iron is electro plated with other metals

9 alloy formation is used on surgical instruments and cutlery to form stainless steel

10 aluminum painting is used to protect iron from rust

11 galvanization is used on iron that is in constant contact with moisture. it should not be used on food containers because acids in the food react with zinc to produce harmful chemicals