Steam Plants (Boilers & Turbines) USCG Q#636 (Set 22)

Phenolphthalein is used as an indicator to test boiler water for __________.

Official USCG Answer & Rule Citation

Correct Answer: Option C — alkalinity

In USCG Steam Plants (Boilers & Turbines), regarding 'Phenolphthalein is used as an indicator to test boiler water for', the verified engineering fact is: 'alkalinity'.

All Steam Plants (Boilers & Turbines) Sets Practice Set 22