Exam (elaborations)
TYPE B LICENSE- TFM02 QUESTIONS AND ANSWERS
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TYPE B LICENSE- TFM02 QUESTIONS AND ANSWERS
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TYPE B LICENSE: TFM02 QUESTIONS AND ANSWERSWhen an inspection of a nonrechargeable dry chemical fire extinguisher reveals a
deficiency, you must: - Answers- -removed from further use
-discharged
-destroyed at the direction of the owner or returned to the manufacturer
When an inspection of a nonrechargeable fire extinguisher containing a halon agent
reveals a deficiency, you must: - Answers- -remove from service
-DO NOT not discharge
-return to the manufacturer, a fire equipment dealer, or a distributor to recover the halon
ASTM - Answers- American Society for Testing and Materials
UL - Answers- Underwriter's Laboratories
ANSI - Answers- American National Standards Institute (rules and requirements for first
aid)
Dry Chemical - Answers- A powder inside an extinguisher:
-composed of small particles (usually sodium bicarbonate, potassium bicarbonate, or
ammonium phosphate)
-provides resistance to packing, caking
-ensures proper flow capabilities
Wet Chemical - Answers- -water-based solution of organic or inorganic salts that form
an extinguishing agent
-liquid suffocates the fire
Clean Agent - Answers- -Halogenated agent
-won't damage parts/equipment
-for B or C Fires
-keeps high value electronics and machines safe
-does not leave residue
High-Pressure Cylinder - Answers- -CO2 cylinders
-pressure higher than 500 psi
Low-Pressure Cylinder - Answers- -ABC cylinders
-cylinders containing fire extinguishing agent, compressed air, or compressed gases
-pressure of 500 psi or lower
Dry Powder - Answers- -solid materials in powder form designed to extinguish Class D
combustible metal fires by crusting or smothering the metals
, Extinguisher Inspection (monthly) - Answers- -quick check that a fire extinguisher is in
it's designated place, that it has not been tampered with, and that there is no obvious
physical damage
Extinguisher Maintenance (annual) - Answers- -thorough examination intended to give
assurance that a fire extinguisher will operate effectively and safely
-to determine if physical damage or condition will prevent operation
-to determine if repair or replacement is necessary
-to determine if hydrostatic testing or internal maintenance is required
Halogenated Agents - Answers- -clean agent used to extinguish B or C fires
Hydrostatic Testing - Answers- -pressure testing an extinguisher to verify its strength
against unwanted rupture
Mild Steel Shell - Answers- -all steel shells (other than stainless steel and steel shells)
used for high-pressure cylinders
Extinguisher Service Pressure - Answers- -normal operating pressure as indicated on
the cylinder of the extinguisher
Factory Test Pressure - Answers- -pressure shown on the nameplate at which a shell
was tested at time of manufacture
Recharging - Answers- -replacing of the extinguishing agent
Servicing - Answers- -performing maintenance, recharging, or hydrostatic testing on a
fire extinguisher
TC - Answers- Transport Canada
-has jurisdiction over high and low pressure cylinders and cartridges in Canada
Travel Distance - Answers- -actual walking distance between a fire extinguisher and
any point
Non-Rechargeable Fire Extinguisher - Answers- -an extinguisher that is intended to be
used one time and not capable of being recharged or returned to service
Self-Expelling Fire Extinguisher - Answers- -extinguisher where the agent has enough
vapor pressure to expel itself
Stored-Pressure Fire Extinguisher - Answers- -regular fire extinguisher, where both
extinguishing agent and expelling gas are kept in a single container
Water Mist Fire Extinguisher - Answers- -extinguisher containing distilled or de-ionized
water, using a nozzle to discharge a fine spray
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