Widely used method for the conditioning of boiler feed water is the ___________________?
Correct answer: D. Hot-lime soda process
- A. Cold lime process
- B. Coagulation
- C. Sequestration
- D. Hot-lime soda process
Explanation
The hot lime-soda process is widely used to soften boiler feed water because heating accelerates reactions that precipitate calcium and magnesium hardness. Cold lime treatment is slower and is generally less effective for this duty.
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