Feedwater for a high pressure boiler should be
a) treated with phosphate
b) treated with phenolphthalein
c) treated city water
d) treated with salt
e) softened water
Answer: E
Feedwater for a high pressure boiler should be
a) treated with phosphate
b) treated with phenolphthalein
c) treated city water
d) treated with salt
e) softened water