After performing an electrical hazard analysis, tables in NFPA 70E are used to help determine the correct protective equipment for the expected exposure to the arc flash hazard.

Internal boiler water treatment involves treating water before it enters a boiler.

___ air is air supplied to a burner above the theoretical amount required to burn the fuel to ensure complete combustion.

A titration test is a test used in a water treatment test to indicate the presence of a specific substance.

A ___ is a device used to create resistance in order to regulate the flow of air and the gases of combustion in a boiler.

A float ball in a low water fuel cutoff should never be polished.

A ___ is a device used to create resistance in order to regulate the flow of air and the gases of combustion in a boiler.

The feedwater pressure gauge on a small low pressure steam boiler turns the feedwater pump ON or OFF as required to maintain the NOWL.

The feedwater regulator has a sensing element located at the ___.

Condensate in steam lines can result in ___.