Deck : Safety - 1072/2841
|
|---|
| « Previous Question |
| What does blowing tubes accomplish? |
| A) Eliminates unburned fuel oil residues from the firebox |
| B) Flushes away mineral deposits inside the water tubes |
| C) Cleans soot deposits from the inside of the stack |
| D) Increases boiler efficiency |
loading answer...
| Comments |
|---|
| There are no comments for this question. |