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Flashcards in TB 145 combustible metals Deck (16):
1

working with what distance of a burning metal product is considered to be working in an IDLH enviroment

30 feet

2

the only extinguishing product provided by the depart. to extinguish these fires is?

MET L X

3

all known business that utilize combustible metals are required to add what to the special info category (bottom) section of the NFPA 704 placard?

W with line through it

4

if multiple hazards exist, the hazard symbols shall be stacked with the most severe hazard indicated in what position?

top

5

if during suppression it is determined that the use of water has identified that the burning material is comprised of combustible metals, the fire attack team shall?

discontinue the use of water as an extinguishing agent and relay this info to on scene and enroute resources

6

combustible metals present significant hazards to fire personnell, what are they?

hi burnig temp
volatile reactin to water
debris from water reactions being thrown through the air

7

combustible metal fires produce extreme temps ranging from ?

5000-9000F

8

combustible metals present significant hazards to fire personnel due to which of the following reasons?

hi burning temp
volatile reaction to water
debris from water reactions being thrown through the air

9

what is not an approved or effective extingguishing agent for combustible metal fires?

purple K

10

once it is determined that personnel are dealing witha combustible metal fire, the best course of action is to?

separate, isolate and extinguish

11

any FF engaged in separating burning product or working within the IDLH shall be?

wearing full PPE with gloves, SCBA and on air

12

what kind of metals are water reactive under non fire conditions and highly reactive. they are not commonly encounter and normal found immersed in mineral oil or kerosene

alkali;
lithium
sodium and
potassium

13

a factor in determining ease of ignition, rate of burn, temp generated, and the explosive potential of combustible metals describes ?

surface area

14

the MET L X is the only approved product provided by the depart. to extinguish combustible metal fires. the inventory of MET L X is maintained at supply and maintenance and would extinguish what square footage?

50

15

combustible metals present significant hazards to fire personnel due to all of the flollowing?

hig burning temp.
volatile reaction to water
debris from water reactions being thrown through the air

16

The extinguishing agent that is most effective on fires involving solid ingots of combustible metal is?

Dry powder

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