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TFM04 EXAM QUESTIONS AND ANSWERS
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TFM04 EXAM QUESTIONS AND ANSWERS 2025-2026Carbon dioxide stored in a pressure container at controlled low temperatures is _____
Low Pressure
A system that includes a mobile supply of CO2 capable of being readily relocated and
connected to fixed piping _____
Standpipe and Mobile supply system
A hose and nozzle attached to fixed piping or a supply of agent _____
Hand Hose Line System
A system that is arranged to discharge extinguishing agent directly on the fire ______
Local Application System
A self-sustaining system that has predetermined flow rates, nozzle spacing/ location,
and quantities of CO2 ______
Pre-Engineered System
A system that has a bank of CO2 supply arranged for discharging into and filling a space
Total Flooding System
Can a Total Flooding System CO2 be installed in a space that is normally occupied?
______ No, with exceptions including
-the concentration is maintained above the lowest observed adverse concentration level
-fires involving energized electrical equipment greater than 400v
, CO2 Systems within explosive atmospheres shall not be electrically grounded_____
False
Objects protected by CO2 Systems shall be electrically grounded_____
True
CO2 Systems shall warn occupants of the need to evacuate and offer means of
escape_____
True
Warning and caution signs shall be provided at each entrance_____, and where CO2 is
stored
adjacent areas to which the CO2 could drift
CO2 Warning signs can be of any variety, as long as all relevant information is
communicated. _____
False
Currently mounted CO2 warning signs must be replaced in order to satisfy the new code
requirement regardless that they already meet the current standards and that a training
program is implemented. _____
False
Disconnect switches and shut-off valves are considered an acceptable lock-out of a
CO2 system. _____
True
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