Exam Question
(a) Why is oil in boiler water considered dangerous? Where does it usually come from and how can it be removed? (8)
(b) Briefly describe why boiler water needs to be tested periodically and state two of the tests. (8)
Class 4 (4th Engineer)
MEKG
📅 Mar 2024
Reference Answer
### Part (a): Oil in Boiler Water (8 Marks)
#### Dangers of Oil Contamination
Oil in boiler water is considered extremely dangerous due to its profound impact on heat transfer and water chemistry, leading to potential catastrophic failure. The primary dangers are:
1. **Severe Overheating of Pressure Parts:**
#### Dangers of Oil Contamination
Oil in boiler water is considered extremely dangerous due to its profound impact on heat transfer and water chemistry, leading to potential catastrophic failure. The primary dangers are:
1. **Severe Overheating of Pressure Parts:**
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