MCQOPTIONS
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| 1. |
The light-weight concrete is prepared by |
| A. | mixing Portland cement with sawdust in specified proportion in the concrete |
| B. | using coke-breeze, cinder or slag as aggregate in the concrete |
| C. | mixing aluminium in the concrete |
| D. | none of tha above |
| Answer» C. mixing aluminium in the concrete | |