The Fahrenheit scale uses 0°F as the freezing point of salt water and provides a larger number of increments between the freezing point of pure water (32°F) and boiling point of pure water (___°F) compared to the Celsius scale.

The Fahrenheit scale uses 0°F as the freezing point of salt water and provides a larger number of increments between the freezing point of pure water (32°F) and boiling point of pure water (___°F) compared to the Celsius scale.

___ the fuel oil is the process of using air to discharge residual fuel oil in a burner nozzle.

A ___ is a boiler fitting used to vent air from inside the boiler.

A suction accumulator is a device used to remove air and moisture from a refrigeration system.

___ the fuel oil is the process of using air to discharge residual fuel oil in a burner nozzle.

A reciprocating pump is a pump that operates by adding momentum to a liquid while taking in and discharging fluids in a continuous flow across an unsealed chamber.

A ___ is a boiler fitting used to vent air from inside the boiler.

A reciprocating pump is a pump that operates by adding momentum to a liquid while taking in and discharging fluids in a continuous flow across an unsealed chamber.

When shutting down a boiler, the main steam valve should be closed immediately after the furnace is shut down.