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| Q. |
Which of the following are the advantages of PBM? |
| A. | no chemical |
| B. | less harmful |
| C. | operates cleanly |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| Explanation: main advantages of plasma bema machining are no complicated chemical analysis, less harmful and no harmful exposure and it operates cleanly. | |
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