11 month Flashcards
Candling vs torching
candling is 1 tree, torching is group of trees
How do you wash hose-woven jacket
brush dirt and debris off
What is voltage
difference in potential, measured in volts
What is current
the flow of electricity, measured in amps
Resistance of electricty
friction, measured in ohms
To charge a hydrant
turn the stem nut counter clockwise
Vehicle on fire
Bank water under and off the ground
what does the fire danger rating include
probability, spread rate, intensity
when advancing hose up a stairwell where do you lay it
lay hose outside of stairwell
How many escape routes off a roof
Two
If on fire attack what conditions do you tell IC
Smoke change from gray to black
What coupling leads you out
Female
in an 02 rich environment how will the fire burn
it will burn hotter
Laces
lookouts,anchors,communications,escape routes, safety zones
What is known amount of hose
From the apparatus to the entry door
How much is the covering amount
15m
What is the point of no return
lowest amount of air for crew member
Most time sensitive ladder to place
rescue
what to do with electrical hazards when throwing a ladder
look up numerous times
Cause of most fire deaths
asphyxiation/smoke
what are the signs of a roof collapse
sagging roof
What displaces 02 in the body
carbon monoxide
who directs the placement of the ladder
buttman
grounding
flow of electricity to earths surface
which is not a conductor
plastic
conductor
low resistance
