1
Q
How can you prevent rusting ?
A
.
2
Q
What happens if the paint is damaged ?
A
.
3
Q
What is a sacrificial protection ?
A
When a more reactive metal such as magnesium and zinc sacrificed themselves to corrode instead of iron and steel.
4
Q
What does galvanising do and how does it stop rusting?
A
.
5
Q
What is tin plating?
A
Electroplating the steel object with tin or dipping it in molten tin.
6
Q
What is the disadvantage of tin plating?
A
If the tin layer is damaged the metal under that is more reactive than tin would be used as a sacrificial metal
C6
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