Chp.17
What is Natural Gas and its flammability range? (page 1025)
Natural gas in its pure form is methane, that has a flammability range of 5 to 15 percent.
What is the difference between Primary damage and Secondary damage?(1104)
Primary damage is caused by the fire and smoke.
Secondary damage results from fire suppression activities such as forcible entry, ventilation, and fire extinguishment operations. (1104)
Primary Damage- Damage caused by a fire itself and not by actions taken to fight the fire
Secondary Damage- Damage caused by or resulting from actions aken to fight a fire and leaving the property unprotected.
What is the Area of Origin? (page 1145)
Area of Origin - The general location (rom or area) where the ignition sources and the material first ignited actually came together for the first time.
How doess a fusible link sprinkler activates? (page 1197)
A fusible link sprinkler activates when the solder fusing the link melts at a specific temperature.
What is a Basic fog nozzle? (page 959)
Basic fog nozzle - an adjustable-pattern fog nozzle in which the rated discharge is delivered at a designated nozzle pressure and nozzle setting.
What should u do if u are in a gradient field or feel a tingling in your legs? (1037)
What can Thermal imager be use for during overhaul? (page 1118)
A thermal imager can be use to check void spaces and look for hot spots.
What is an Incendiary fire cause classification? (page 1154)
Incendiary fires are deliberately set under circumstances in which the responsible party knows that the fire should not be ignited.
What is an Auxiliary Alarm System? (page 1184)
Auxiliary alarm system is connected to the protected propery with the fire department alarm communications center by a municipal master fire alarm box or over a dedicted telephone line.
How should you cool hot has layers? (page 1015)
What are the indicator that rapture is imminent for a LPG? (page 1070)
An increase in the intensity of sounds or fire issuing from a relief valve may indicate that the bessel is overheating and rapture is imminent. (1070)
What are catchall be use for? (1117)
A catchall may hold a significant amount of water and usually requires two firefighters to be constructed.
They can be place on the floor to hold small smounts of water.
They can hold several hundred gallons of water.
etc
What are some signs of arson? (page 1156-1159)
Time of day, Weather and natural hazards, man-made barriers, people leaving he scene, time of arrival and extent of fire, wind direction and velocity, doors or windows locked or unlocked, location of the fire and containers or cans.
Proprietary alarm system is used to protet large commercial and industrial buildins, high-rise structures, and groups of commonly owned facilities such as a college campus or industrial complex in single or mulitple locations.
What is a floor runner? (111)
What angle are u supposed to approach a vehicle? (page 1040)
Always approach a vehicle fire from a 45-degree angle to the vehicle’s side and from upwind and uphill when possible.(page 1040)
What are carryalls used for? (page 1111)
Carryalls are used to carry debris, catch falling debris, and provide a water basin for immersing small burning objects. Carryalls should be constructed of nonflammable material.
What are straight lines of burn surface fires mean? (1157)
Its a sign of arson, fire will spread all around. Fire will usually burn a wide area
The fire alarm control panel (FACP)
What are some air flow indicators? (249)
Airo flow indicators - high velocity, turbulent smoke discharge, sometimes appearing to pulse or breathe.
What is the explosive concentration percentage for a LPG? (page 1026)
1.5 and 10 percent. (page 1026)
Why should u wipe cabinets and tabletops? (1109)
Wiping cabinets and tabletops with disposable paper towels is a quick and easy way to save the building owner/occupant a great deal of potential loss.
What are the three types of evidence? (1165)
Direct Evidence, Circumstantial Evidence and Physical Evidence
What are some notification appliances when there is a fire? (page 1180)
stuff like bells, horns, recorded voice messages, strobe lights, speakers, buzzers and etc
There is also audible, visual, textual, tactile
What are the orange wiring on hybrids? (510)
A high voltage power wires and cables.