Test New1 Flashcards
whmis hazards exposures can be either
acute or chronic
how far to stage from gas leaks in enclosed structure
100 m
Blank] is a common byproduct of the combustion process and often is the precursor of [Blank]. It has an ignition temperature of [Blank]C and has a large flammable range
co
flashover
610c
12.5-74%
The Stihl 460 has a two stroke motor that requires a fuel to oil ration of [Blank] to [Blank]. If adequate fuel/oil mixture is not on hand replacement can be obtained from station [Blank].
50 / 1
22
As per the EFRS request for a change of shifts (trade sheet) form, no individual shall work beyond the allowable [Blank] hours. It must also be understood that should there be an issue with fulfilling the shift of a signed (and approved) shift trade request form, the responsibility of securing a replacement falls upon the [Blank] (trader or tradee).
24
tradee
List 3 reasons why an officer may decide not to use the hydrant closest to the fire scene.
The closer hydrant may be damaged or out of service
The hydrant is too close to the building and exposes fire fighters and equipment to the effects of the fire
The closer hydrant has significantly lower flow than one more distant
The hydrant is on the other side of the street
A mixed hazardous material load will have a [Blank] placard affixed in addition to other placarding.
danger
You are in a structure involved in a fire and your regulator is malfunctioning. What are the four steps you should immediately take to assure your safety and what should you do when you reach safety?
Regulator Malfunction.
• If the regulator ceases to function, open the purge valve to bypass the regulator in order to allow you time to get out of the contaminated atmosphere
• Exit the structure
• Report to your officer immediately
When working in a fall arrest situation, what is the only acceptable means of holding the worker’s body?
full body harness
When considering pipeline signage, the pneumonic P.O.S.E can be used to aid in remembering what information must be identified where
Product
Owner
signal word
emergency contact number
LPG stands for [Blank] and it is stored in these 3 types of pressure vessels
Liquid petroleum gas
cylinders
lines
tanks
What should you do if you receive chain letters or offensive jokes and pictures at your email address at work?[Blank][Blank]
Correct answers:
delete
request sender to stop sending
Hydraulic ventilation can be very effective but it has limitations. Identify considerations needed when attempting to hydraulically ventilate.
Size of room Size of exit opening Exterior exposure proximity Hose line availability Fire control Wind Direction
In cold regions the cities and municipalities use dry barrel hydrants. What are the 2 major aspects of this design that would help avoid problems of freezing during the cold season.
he valve that controls the water flow is located below the frost line to prevent freezing in the system
The hydrant is equipped with a drain valve at the base to prevent any water to remain in the barre
What are the scanning priorities? Explain
Scan the Ceiling Looking for temp variation and elevation
Scan the center of the room Looking for exits and openings
Scan the floor Looking for hazards and victims
Scan behind as you progress To ensure noting is misse
