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HVAC Book Unit # 1-a

Horizontales
A ___ is the quantity of heat required to raise the temperature of 1 lb of water 1 degree °F.
A ___ HVAC unit is a self-contained building cooling unit that has the components contained in one cabinet.
___ is the condition that occurs when a person can sense a difference between themselves and the surrounding air.
___ is the process of reducing air pollution by introducing enough fresh outdoor air into a building to dilute indoor pollutants.
All building owners should have ___ systems in place to keep HVAC equipment operating at design conditions.
___ is the process of removing particles and contaminants, such as gases and odors, from air that circulates through air distribution systems.
Verticales
Two terms that are associated with the health effects of buildings are "building-related illness" and "___."
___ is the amount of moisture, or water vapor, in air.
A(n) ___ refrigeration system includes an absorber, generator, condenser, orifice, and evaporator.
___ is the amount of moisture in air compared to the amount of moisture the air would hold at the same temperature when air is saturated, or full of moisture.
Comfort is typically attained at normal cooling and heating temperatures with a relative humidity of about ___%.
Indoor air quality (IAQ) is the condition of indoor air as it relates to contaminant levels and air properties that affect the health and comfort of the ____ ____.
A(n) ___ is a device that removes moisture from air by causing the moisture to condense or be trapped.
___ is the variation of air temperature in a building space that occurs when warm air rises to the ceiling and cold air drops to the floor.
The five major requirements for comfort are proper _______, humidity, circulation, filtration, and ventilation.
A ___ is a device that adds moisture to air by causing water to evaporate into the air.
The best way to control indoor air pollution in a building space is to _______ the product or material of contamination from the building.
Air velocity of ___ fpm in building spaces is considered ideal for comfort.