MCQOPTIONS
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MCQOPTIONS
| 1. |
The molten baths used in liquid carburizing are composed of _________ |
| A. | 20-50% sodium cyanide, 40% sodium carbonate |
| B. | 40% sodium cyanide, 20-50% sodium carbonate |
| C. | 10% sodium cyanide, 20% sodium carbonate |
| D. | 20% sodium cyanide, 10% sodium carbonate |
| Answer» B. 40% sodium cyanide, 20-50% sodium carbonate | |