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10 Cards in this Set
- Front
- Back
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Access stairs
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A stairway, usually open, serving a number of floors of a common tenant. Also known as convenience stairs.
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Air diffusers
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The air supply outlets of the heating, ventilation and air conditioning system (HVAC) into the conditioned space.
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Annunciator panel
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The console at the fire command station which provides audible and visual fire and trouble signals.
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Ansul system
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A dry chemical extingushing system commonly used to protect commercial cooking equipment.
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Asphyxiation
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A harmful changing of the chemical life processes of the body tissues due to a deficiency of oxygen.
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Atrium
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An open area within a building, more than three stories.
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Attack stairway
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A fire stair being used by the Fire Department to gain access to the fire area, where the door between the stairway and fire area is being maintained in an open position.
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Ball drip valve
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The valve located between the siamese and the lower check valve which enables that section of piping to be maintained dry.
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Blind shaft elevators
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Elevators serving the upper areas of a building in a shaft that is not equipped with hoistway doors on the lower floors.
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Booster pumps
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The pumps which supply a gravity or pressure tank in a Hi rise building.
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