engineering recuitment BARC Stipendiary Trainee Category II 2023 Mock Test Fitter Machining Grinding
Anodizing is
1
A zinc diffusion process
2
An oxidizing process used for aluminium and magnesium articles
3
A process used for making thin phosphate coating on steel to act as a base or primer for enamels and paints
4
Is the process of coating of zinc by hot- dipping