Firefighter 1 Questions and Answers
Rated A+
IDLH Correct Answer-Immediately dangerous to life and health
STEL Correct Answer-Short term Exposure limit, What you can be exposed to without protection within
an 8-hour
...
Firefighter 1 Questions and Answers
Rated A+
IDLH Correct Answer-Immediately dangerous to life and health
STEL Correct Answer-Short term Exposure limit, What you can be exposed to without protection within
an 8-hour work day/ 40 hour work week
C Correct Answer-Ceiling (never exceed)
LFL/LEL Correct Answer-Lower flammable/ explosive limit
UFL/UEL Correct Answer-Upper flammable/explosive limit
PPM Correct Answer-Parts Per Million
PPB Correct Answer-Parts Per Billion
BP Correct Answer-Boiling Point
VD/MW Correct Answer-Vapor Density/ Molecular weight
REl (NIOSH) Correct Answer-Recommended Exposure limit
PEL (OSHA) Correct Answer-Permissible Exposure limit
mmHg Correct Answer-Millimeters Of Mercury
PSI Correct Answer-Pounds per square inch
ATM Correct Answer-Atmosphere
14.7 PSI Correct Answer-Same as 760 mmHg, 1 ATM
Air has a VD of 1 Correct Answer-VD less than 1 are lighter then air. VD greater then is heavier then air
Water has a specific gravity (Sp Gr) of 1 Correct Answer-Products that have a SP Gr less then 1 will rise.
Products that have a Sp Gr greater then 1 will sink
Liquid products over 760 mmHg will turn to what? Correct Answer-Will turn to gas
Gas is measured in? Correct Answer-ATM
LEL/LFL- UEL/UFL is measured in? Correct Answer-Percentage %
Vapor Pressure (VP) over 100 is? Correct Answer-start of the danger zone
If the MW is less than 30 Correct Answer-The VP will be 1
Lower the BP Correct Answer-The lower of the VP of a product will be
LEL=10% of what? Correct Answer-IDLH
Carbon Monoxide (CO) Correct Answer-A toxic gas processed through incomplete combustion
Carcinogen Correct Answer-A cancer-causing substance that is published in one of several list.
Closed-circuit breathing apparatus Correct Answer-SCBA designed to recycle the users exhaled air.
Removes carbon dioxide and generates fresh oxygen.
Compressor Correct Answer-A device used for increasing the pressure and density of gas.
Doff Correct Answer-To take off an item of clothing or equipment.
Don Correct Answer-To put a item of clothing or equipment on.
Dual-path pressure reducer Correct Answer-A feature that automatically provides a backup method for
air to be supplied to the regulator of an SCBA if the primary passage malfunctions.
End-of-service-time-indicator (EOSTI) Correct Answer-A warning device on a SCBA that alerts the user that
the end of the breathing air is approaching
Face piece Correct Answer-a component of the SCBA that fits over the face.
Heads up display Correct Answer-A visual display of information and system conditions status that is
visible to the wearer of the SCBA
Hydrogen Cyanide Correct Answer-A toxic gas produced by the combustion of materials containing
cyanide
Hydrostatic testing Correct Answer-Pressure testing of the extinguisher to verify its strength against
unwanted rupture.
Incomplete Combustion Correct Answer-A burning process in which the fuel is not completely consumed,
usually due to a limited supply of oxygen
Kevlar Correct Answer-A strong synthetic material used in the construction of protective clothing and
equipment
Light-emitting diode (LED) Correct Answer-A electronic semiconductor that emits a single color light when
activated
National Institute for Occupational Safety and Health (NIOSH) Correct Answer-The U.S. federal agency
responsible for research and development on occupational safety and health issues
Nomex Correct Answer-A fire resistant synthetic material used in the construction of PPE
Nose cups Correct Answer-An insert inside the face piece of an SCBA that fits over the users mouth and
nose
Occupational Safety and Health Administration (OSHA) Correct Answer-The U.S. federal agency that
regulates worker safety and, in some cases, responder safety. Part of U.S. department of labor
Open-circuit breathing apparatus Correct Answer-SCBA in which the exhaled air is released into the
atmosphere and is not reused
Oxygen deficiency Correct Answer-Any Atmosphere where oxygen is less than 19.5%
PBI Correct Answer-A fire retardant synthetic material used in the construction of PPE
Personal alert safety system (PASS) Correct Answer-A device that continually monitors for lack of
movement of the wearer. Automatically activates if there is no movement of the wearer and can triggered
manually
Phosgene Correct Answer-A chemical agent that causes severe pulmonary damage; by-product of
incomplete combustion
Rapid intervention crew/company universal air connection (RIC UAC) Correct Answer-A system that allows
emergency replenishment of breathing air to SCBA of disabled or entrapped fire or emergency personnel.
SCBA regulator Correct Answer-The part of the SCBA that reduces the high pressure in the cylinder to a
usable lower pressure and controls the flow of air to the user.
Self Contained Breathing Apparatus (SCBA) Correct Answer-A respirator with a independent air supply
that is used by fire fighters to enter toxic or otherwise dangerous atmospheres
Self-Contained Underwater Breathing Apparatus (SCUBA) Correct Answer-A respirator with an
independent air supply that is used by under water divers
Smoke Particles Correct Answer-Airborne solid materials consisting of ash and unburned or partially
burned fuel released by a fire
Supplied Air Respirator (SAR) Correct Answer-An atmosphere-supplying respirator where the air is not
carried by the user (NFPA 1404)
Branch Correct Answer-The organizational level having functional, geographical or Jurisdictional
responsibility for major aspects of incident operations (NFPA 1026)
Branch Director Correct Answer-A person in a supervisory level position in either the operations or
logistics function that provide a span of control (NFPA 1561)
Command Correct Answer-The first component of ICS. Only position in ICS that must always be staffed.
Command staff Correct Answer-The public information officer, safety officer, and liaison officer, all report
to incident command (NFPA 1561)
Crew Correct Answer-A team of two or more fire fighters (NFPA 1500)
Division supervisor Correct Answer-A person in supervisory-level position who is responsible for a specific
geographic area of operations at a incident (NFPA 1561)
Finance/Admission section Correct Answer-Section responsible for all cost and financial actions of the
incident.
Fire-Ground command (FGC) Correct Answer-An incident management system developed in the 1970s for
day to day fire department incidents
FIRESCOPE Correct Answer-Fire resources of California organized for potential emergencies
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