TB5 Flashcards
(12 cards)
1
Q
When disconnecting vehicle battery which cable do you DC first
A
Ground
2
Q
What toxic gases may be released during auto fires from Freon gas?
A
Phosgene and fluoride
3
Q
What percentage of LAFD responses involve motor vehicles?
A
20
4
Q
Hydraulic energy absorbing bumpers are pressurized to what?
A
150
5
Q
How far with mechanical bumpers?
Hydraulic?
A
4 inches
3 inches
6
Q
Control emissions from evaporation of fuel has been required since what year?
A
1970
7
Q
What is the specific gravity of gasoline?
Diesel?
A
.8
1
8
Q
What’s The flash point of gasoline? Diesel?
A
-45 degrees F
125 degrees F
9
Q
What’s the effective range of a 20 lb extinguisher?
A
15-20 feet
10
Q
What causes most severe casualties in autos?
A
Rear end collisions
11
Q
Do most MAG wheels contain aluminum?
A
No
12
Q
BLEVE has occurred in how many minutes?
A
10
