State at three method of preventing rusting.
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Painting
Using oil
Layering it with layer of zinc
Using oil
Layering it with layer of zinc
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Methods of preventing Rusting...
1 ). Galvanisation
2 ). Polishing
3 ). Oil layering
4 ). Zinc plating
5 ). Painting.
1 ). Galvanisation
2 ). Polishing
3 ). Oil layering
4 ). Zinc plating
5 ). Painting.
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