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| Q. |
Which of the following is not true about lead pipes? |
| A. | lead pipes are highly resistant to corrosion |
| B. | they have a low hydraulic coefficient of flow |
| C. | lead pipes are highly flexible |
| D. | when lead goes into solution, it has a cumulative poisoning effect |
| Answer» B. they have a low hydraulic coefficient of flow | |
| Explanation: lead pipes have many advantages. they have a high hydraulic coefficient of flow and are highly resistant to corrosion. lead pipes are highly flexible. | |
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