Moderate
Which of the following is the most detrimental for water used in high pressure boiler ?
Correct answer: A. Silica
- A. Silica
- B. Turbidity
- C. Phenol
- D. Dissolved oxygen
Explanation
Silica is especially harmful in high-pressure boilers because it forms hard scale and can volatilise, causing deposits on turbine blades. Turbidity and phenol are less characteristic boiler hazards, while dissolved oxygen mainly promotes corrosion.
Written and checked by Zahid Hussain, MS Computer ScienceLast updated
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