Pressurized flammable liquids and gases should:
A. always be extinguished.
B. not be extinguished unless the fuel can be immediately shut off.
C. not be extinguished by firefighters; trained specialists should be called for these fires.
D. not be extinguished unless the product involved has a vapor density greater than one.
Answer: B. not be extinguished unless the fuel can be immediately shut off.
You might also like to view...
The first basic circuit of almost any residential control system is the device that stops and starts a compressor.
Answer the following statement true (T) or false (F)
Why must flat-bottom lifter camshafts be broken in at a fast idle?
A) The cam in a cam-in-block engine is only lubricated by splash oil B) The flat-bottom of the lifters must become slightly concave in order to rotate C) Both A and B are correct D) Neither A nor B are correct
A vehicle is being checked with a scan tool after sitting in the shop overnight (key on, engine off). Technician A says that the IAT sensor and the ECT sensor will read the same temperature. Technician B says that these two sensors will read differently, depending on barometric pressure. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Cooling towers are designed to reduce the entering water temperature to within ____°F of the air's wet-bulb temperature.
A. 35 B. 14 C. 7 D. 3