MCQOPTIONS
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MCQOPTIONS
| 1. |
Thermit, used in thermit welding, is a mixture of |
| A. | charcoal and iron oxide |
| B. | charcoal and aluminium |
| C. | iron oxide and aluminium |
| D. | charcoal, iron oxide and aluminium |
| Answer» D. charcoal, iron oxide and aluminium | |