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Water contains less heat energy (by weight) than steam.

Dry layup is recommended for boilers that will be out of service for an extended period.

Water contains less heat energy (by weight) than steam.

Protective ___ protect workers by resisting penetration and absorbing the blow of impact.

___ boilers do not retain any water internally except for what is in the heat exchanger coil.

Protective ___ protect workers by resisting penetration and absorbing the blow of impact.

A boiler is a confined space and requires special entry procedures.

The method for controlling draft is determined by the boiler equipment.

Chilled water systems are classified as indirect cooling systems because chilled water is used as a medium to transfer heat and cool a building space.

There are four main causes of natural circulation in a boiler.