| A boiler has a steam delivery capacity of 100,000 pounds per hour, and is equipped with four steam atomizing burners. If the load range of the burners is 4 to 1, this means that __________ . |
| A) the boiler may be operated down to 25,000 pounds per hour without securing any burners |
| B) the boiler may be operated down to 25,000 pounds per hour only after three burners are secured |
| C) if two burners are operating, steam output will be a minimum of 50,000 pounds per hour |
| D) all four burners combined can supply up to 400,000 pounds of steam per hour |
