Author: Anonymous

In order to reduce the viscosity of fuel oil, it is necessary to ___.

A back-pressure burner is a burner consisting of tubes with drilled holes that allow pressurized gas to escape into the furnace where the gas is burned.

___ is the amount of fuel a burner is capable of burning in a given unit of time.

Flame failure can cause a furnace explosion from the buildup and ignition of fuel.

Flame failure can cause a furnace explosion from the buildup and ignition of fuel.

Class ___ fires are fires that burn combustible metals such as zirconium, titanium, magnesium, sodium, and potassium.

___ combines with oxygen to form sodium sulfate, which accumulates at the bottom of a boiler.

___ combines with oxygen to form sodium sulfate, which accumulates at the bottom of a boiler.

A ___ is a control that functions as the mastermind of a burner control system to control the firing cycle.

A boiler has a lower efficiency when it operates longer without shutdown.