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Inspector Training Bulletins > TB 145: COMBUSTIBLE METALS > Flashcards

TB 145: COMBUSTIBLE METALS Flashcards

1
Q

WHAT ARE THE 7 COMBUSTIBLE METALS THAT ARE BECOMING MORE PREVALENT IN INDUSTRY OPERATIONS?

A

TTAMS-LZ

TITANIUM

TANTALUM

ALUMINUM

MAGNESIUM

SODIUM

LITHIUM

ZIRCONIUM

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2
Q

VEHICLES AND AIRCRAFTS ARE USING ______&_______ TO DO WHAT “TWO” THINGS?

A

TITANIUM

MAGNESIUM

  1. REDUCE WEIGHT
  2. INCREASE FUEL ECONOMY
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3
Q

SIGNIFICANT QUANTITIES ARE PRESENT AT BUISNESS IN L.A. AND ARE USED IN

1.

2.

3.

4.

A
  1. PROCESSING
  2. STORAGE
  3. SHIPPING
  4. RECYCLING
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4
Q

MOST COMBUSTIBLE FIRES PRODUCE EXTREME TEMPERATURES RANGING FROM ________F TO _______F

A

5000F TO 9000F

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5
Q

FIRES INVOLVING COMBUSTIBLE METALS ARE DESIGNATED AS CLASS__ FIRES.

A

CLASS D

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6
Q

METAL FIRES BURN AT EXTREME TEMPERATURES HOW MANY TIMES GREATER THAN A TYPICAL STRUCTURE FIRE?

A

3 TIMES GREATER

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7
Q

_____(H2O) BECOMES A FREE BURNING FUEL DURING METAL FIRE.

A

HYDROGEN

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8
Q

______(H2O) ACTS AN AN OXIDIZER THAT ACCELERATES THE BURNING RATE, FIRE SPREAD, AND TEMPERATURE.

A

OXYGEN

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9
Q

SMALL PIECES (METAL POWDERS, DUSTS, TURNINGS, CHIPS HAVE A SMALLER SURFACE AREA AND ARE LESS HARZARDOUS THAN LARGE METAL PIECES. T or F.

A

FALSE

LARGER SURFACE AREA

LARGER HAZARD

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10
Q

SMALLER METAL PARTICLES WHEN EXPOSED TO FIRE CAN RESULY IN A ____________.

A

EXPLOSION

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11
Q

________PIECES OF METAL ARE VERY DIFFICULT TO IGNITE AND WILL SELF-EXTINGUISH WHEN HEAT SOURCE IS REMOVED.

A

LARGE

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12
Q

WHAT ARE THE TWO CATEGORIES OF COMBUSTIBLE METALS?

A
  1. ALKALI METALS
  2. ALKALI EARTH METALS, TRANSITIONALMETALS, OTHER METALS
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13
Q

WHAT ARE THE 3 ALKALI METALS?

A

“LIPOSOCTION”

LITHIUM

POTASSIUM

SODIUM

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14
Q

________ METALS ARE WATER-REACTIVE UNDER “NON-FIRE” CONDITIONS

A

ALKALI METALS

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15
Q

______METALS SHOULD BE PLACARDED WITH A “__” UNDER NFPA 704 SYSTEM

A

ALKALI

“W”

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16
Q

ALKALI METALS ARE ______REACTIVE & NEVER FOUND IN _____FORM IN NATURE

A

HIGHLY REACTIVE

ELEMENT FORM

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17
Q

ALKALI METALS ARE STORED IMMERSED IN ________ _____ OR _________.

A

MINERAL OIL

KEROSENE (PARAFFIN OIL)

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18
Q

APPLYING ________ TO ALKALI METALS UNDER ANY CIRCUMSTANCES WILL RESULT IN ____ AND _______ ___________.

A

WATER

FIRE, EXTREME REACTIONS

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19
Q

WHAT IS A ALKALI EARTH METAL

A

MAGNESIUM

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20
Q

WHAT ARE THE TRANSITIONAL METALS

A
  1. TITANIUM
  2. ZIRCONIUM
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21
Q

WHAT TYPE OF METALS DO “NOT” PRESENT THE SAME HAZARD AS ALKALI METALS; HOWEVER, WHEN BURNING THEY BECOME EXTREMELY DANGEROUS WHEN IN CONTACT WITH WATER.

A

ALKALI EARTH METALS

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22
Q

WHAT ARE SOME INTELLIGENCE GATHERED “WHILE RESPONDING TO A STRUCTURE FIRE” IN IDENTIFYING THE POSSIBLE PRESENCE OF COMBUSTIBLE METALS?

A
  1. DOING BUISNESS AS (DBA)
  2. BUILDING INVENTORY
  3. MATERIAL SAFETY DATA SHEET (MSDS)
  4. NFPA PLACARDING
  5. INFO FROM ON-SITE EMPLOYEES
  6. BUISNESS PLAN(BP 8) LISTED ON MDC
  7. INSIDE/OUTSIDE STORAGE BINS
  8. NORTH AMERICAN EMERGENCY RESPONSE GUIDE (NAERG)
  9. DUST COLLECTION & SCRUBBER SYSTEM
  10. UNUSAL FIRE/SMOKE ACTIVITY
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23
Q

THE DEPARTEMENT WILL REQUIRE ALL BUISNESS THAT UTILIZE COMBUSTIBLE METALS AN NFPA PLACARD WITH A “____”

A

“W”

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24
Q

ALL BUISNESS’ THAT UTILIZE COMBUSTIBLE METALS MUST BE IN FULL COMPLIANCE WITH NFPA PLACARD SYMBOL BY WHAT DATE ?

A

JANUARY 2011

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25
Q

WHICH 4 METALS “SHALL” BE INDICATED BY AN “M” IN THE FOURTH SPACE IF THE QUANTITIES OR FORM SHEET MEET LAFD CRITERIA FOR PLACARDING?

A

M.A.T.Z.

MAGNESIUM

ALUMINUM

TITANIUM

ZIRCONIUM

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26
Q

WHAT IS THE LAFD CRITERIA FOR PLACARDING ?

OCCUPANCIES THAT EXCEED _____ LBS OF COMBUSTIBLE METALS AS PER TABLE___-__OF THE LOS ANGELES FIRE CODE OR THAT PROCESS/STORE ____LBS OR ______ OF COMBUSTIBLE METALS THAT ARE IN FORM OF 1.____,__2.____,_3.___,_4.____,__5.___.

A

500LBS

4-A

500LBS or LESS

DUSTS, CHIPS, POWDERS, TURNINGS, RIBBONS

27
Q

IF MULTIPLE HAZARDS EXIST NO MORE THAN HOW MANY SYMBOLS SHALL BE STACKED IN NFPA 704 PLACARD.

28
Q

IF MULTIPLE HAZARDS EXISTS, THE SYMBOLS SHALL BE STACKED WITH THE _________ HAZARD INDIATED ON THE TOP AND THE ______(__)SYMBOL ALWAYS POSITIONED ON THE BOTTOM

A

MOST SEVERE

COMBUSTIBLE METAL “M”

29
Q

WHAT SYMBOL WILL DEPARTMENT OF TRANSPORTATION REQUIRE FOR PLACARDING OF COMBUSTIBLE METALS?

A

Flammable Solid

4

30
Q

FLAMES BURNING WITH A “_____ ____” APPEARANCE CAN INDICATE THE PRESENCE OF COMBUSTIBLE METALS

31
Q

THE PRESENCE OF _____OR _____METAL CAN INDICATE PRESENCE OF COMBUSTIBLE METALS DURING A FIRE

A

“FLOWING” or “MOLTEN”

32
Q

THE EVENTS THAT CAN OCCUR WHEN APPLYING WATER TO BURNING COMBUSTIBLE METALS ARE ___________ IN NATURE AND MAY CAST OR SHOWER ___________ METAL ONTO FIREFIGHTERS. AS WELL AS, CREATING A ___________EVENT FOLLOWING THE EXPLOSION.

A

EXPLOSIVE

MOLTEN

CONCUSSIVE

33
Q

LAFD MEMBERS WORKING WITHIN __ FT OF BURNING METAL PRODUCT ARE CONSIDERED TO BE WORKING IN IDLH

34
Q

MEMBERS WITHIN THE IDLH “SHALL” BE” ______ _____________”

A

“FULLY ENCAPSULATED”

35
Q

IN ADDITION TO “FULLY ENCAPSULATED” MEMBERS “SHALL” BE ___ _____.

36
Q

EXTINGUISHMENT OF COMBUSTIBLE METALS IS ACCOMPLISHED THROUGH ________ OF THE BURNING MATERIAL

A

SMOTHERING

37
Q

If the fire is allowed to burn, smothering will occur naturally as an ______ _______ develops over and smothers burning material

A

OXIDE CRUST

38
Q

Traditionally firefighting using the following can disrupt the smoldering process and actually make the fire worse.

1.

2.

3.

4.

A
  1. WATER
  2. FOAM
  3. PURPLE K
  4. DRY CHEMICAL EXTINGUISHING AGENT
39
Q

_____ ________ under the name _________ is the “ONLY” approved product by the LAFD to extinguish combustible metal fires.

A

DRY POWDER

MET-L-X

40
Q

MET-L-X is a _____ based dry powder with an added ______for sealing and causes heat “caking**” or ‘‘**crusting”

A

SALT

POLYMER

41
Q

Supply & Maintenance maintains approx ____lbs of

MET-L-X and has the ability to deliver it to a fire.

42
Q

Per manufacturer recommendations, a ____inch layer of MET-L-X is required to effectively smother a fire.

43
Q

____ lbs of product(MET-L-X) is required for every ___sq ft of fire

A

10 lbs for every 1 sq ft

44
Q

The entire stock of MET-L-X at Supply & Maintenance would only extinguish a ___ sq ft fire

45
Q

LAFD is only capable of using MET-L-X to control ____fires in the ______ stage

A

small fires

incipient stage

46
Q

Buisnesses utilizing combustible metals may have an approved ______ __ extinguisher on site.

47
Q

If no extinguisher is available what other products can be used for extinguishment?

1.

2.

3.

4.

5.

A
  1. dry sand
  2. graphite powder
  3. dry sodium
  4. G1-R
  5. MET-L-X
48
Q

______ __ is NOT an effective extinguisher agent for combustible metals, and is only appropriate for class A,B,C fire ONLY.

49
Q

First on scene companies will need to quickly determine product type that is burning to make a decision if the burning material can be safely 1.______, 2._______, 3._________.

A
  1. SEPARATED
  2. ISOLATED
  3. EXTINGUISHED
50
Q

OFFICER in charge of Fire Attack team should consider an “__________ __________” when relaying info to IC.

A

EMERGENCY TRAFFIC

51
Q

Combustible Metals can be found throughout the City in many forms:

1.

2.

3.

4.

5.

6.

A

S.P.I.T DUST & CHIPS

SHAVINGS

POWDERS

INGOTS(large blocks/plates)

TURNINGS

DUST

CHIPS

52
Q

Upon recognizing that combustible metals are involved with fire, RESPONSIBLE OFFICER “SHALL” relay info to _____via _____ channel & _______ _______ via _____ channel.

A

MFC on Dispatch Channel

Incoming Co. on TAC

53
Q

ALL CIVILIANS “SHALL” be __________ to a safe distance.

54
Q

_______ __________ must be accomplished in a manner that doesnt allow runoff to come in contact with burning combustible products.

A

EXPOSURE PROTECTION

55
Q

It’s EXTREMELY important that the ______ not be disturbed until metal is completely oxidized to the point of extinguishment.

56
Q

Depending on the size of the fire and the amount of product, it may take ____hrs or longer for extinguishment

57
Q

A small amount of combustible metal product would be considered the size of a _____ _______.

A

waste basket

58
Q

Fire in a SMALL mount of combustible metals should be handled by 1.____,2.______,3.______.

A

SEPARATION

ISOLATION

EXTINGUISHMENT

59
Q

FIREFIGHTING TACTICS WILL BE PRIMARILY ______

60
Q

WHAT TYPE OF OFFENSIVE ACTIONS MAY BE POSSIBLE IN A FIRE INVOLVING COMBUSTIBLE METALS?

A

MOVING DUMPSTER ON WHEELS

USING ON-SITE EQUIP TO MOVE 55 GAL DRUMS AWAY FROM AN EXPOSURE

61
Q

Exposure Protection: Traditional DEFENSIVE methods of utilizing “_______ _______” can increase the probability of a violent water reaction.

A

“WATER CURTAINS”

62
Q

Exposure Protection: IC’s may consider “________” to protect exposures and avoid run-off at the same time

A

“BARRICADE”

63
Q

During Auto Fires involving Combustible Metals consider a ______ ______ or ______ _______.

A

Water Supply

Additional Engine

Inspector Training Bulletins (13 decks)

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