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Materials and Construction-Data Intensity 1 :: Discussion
| 4. | Pick out the correct statement? | |
| A. | Stainless steel is nothing but chromium coated steel | |
| B. | Hardening of a soft metal can be done by alloying it with another metal or non-metal | |
| C. | Plastic deformation of a material is its temporary distortion under the action of applied stress | |
| D. | Rusting of iron is not electrochemical in nature | |
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