MCQOPTIONS
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| 1. |
Lead pipe is |
| A. | especially resistant to solutions containing H2SO4. |
| B. | usually joined by burning (e.g. by melting to adjacent pieces with a torch). |
| C. | having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain. |
| D. | all (a), (b) and (c). |
| Answer» E. | |