

MCQOPTIONS
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1. |
Which of the preventions is/are the preventions of hydrogen blistering? |
A. | Use of clean steel instead of rimmed steel |
B. | Applying metallic, inorganic and organic coatings |
C. | Use of substituting alloys such as nickel-based alloys |
D. | Use of clean steel instead of rimmed steel, applying metallic, inorganic and organic coatings and use of nickel-based alloys |
Answer» E. | |