Corrosion in boiler feedwater and condensate return systems is usually the result of dissolved gases, oxygen and ________.
A . Carbon monoxide
B . Carbon dioxide
C . Material properties
D . H²S
Answer: B
Corrosion in boiler feedwater and condensate return systems is usually the result of dissolved gases, oxygen and ________.
A . Carbon monoxide
B . Carbon dioxide
C . Material properties
D . H²S
Answer: B