Apco Fire Service Communications
Questions And Answers
EMTs, Paramedics Emergency Medical Service
CLASS A FIRE Ordinary Combustibles (eg. wood, paper) Suppress via H20
Fires are fought from the "unburned to the burned"
Fires are fought from "inside" structures as opposed to outside of them TRUE
Ventilation Technique used to remove heated smoke/gas from a burning building. Can
remove explosive smoke and has concentrations which allows for advancement of hose lines into
effective positions for fire extinguishments.
PPV (Positive Pressure Ventilation) process of using fans to force air into a structure and
force heat/gasses out
Under Control generally indicates the fire is no longer spreading, however there may still
be fire present.
, Apco Fire Service Communications
Questions And Answers
Staging Area Temporary location near the incident where additional equipment is being
directed to assemble for further instructions and organizations.
Knock-down to reduce flame and heat to prevent danger of further extension of fire.
9 Classes of what exist? Hazardous Materials
Acute all of a sudden
Chronic over the duration of time
North American Guide that identifies hazardous materials ERG Emergency Response
Guide
Backdraft an explosion or rapid burning of heated gases resulting from the introduction of
O2 to a building heavily charged by smoke from a fire which has depleted oxygen content of a
building.
Questions And Answers
EMTs, Paramedics Emergency Medical Service
CLASS A FIRE Ordinary Combustibles (eg. wood, paper) Suppress via H20
Fires are fought from the "unburned to the burned"
Fires are fought from "inside" structures as opposed to outside of them TRUE
Ventilation Technique used to remove heated smoke/gas from a burning building. Can
remove explosive smoke and has concentrations which allows for advancement of hose lines into
effective positions for fire extinguishments.
PPV (Positive Pressure Ventilation) process of using fans to force air into a structure and
force heat/gasses out
Under Control generally indicates the fire is no longer spreading, however there may still
be fire present.
, Apco Fire Service Communications
Questions And Answers
Staging Area Temporary location near the incident where additional equipment is being
directed to assemble for further instructions and organizations.
Knock-down to reduce flame and heat to prevent danger of further extension of fire.
9 Classes of what exist? Hazardous Materials
Acute all of a sudden
Chronic over the duration of time
North American Guide that identifies hazardous materials ERG Emergency Response
Guide
Backdraft an explosion or rapid burning of heated gases resulting from the introduction of
O2 to a building heavily charged by smoke from a fire which has depleted oxygen content of a
building.
