(2) TB 30- Organic Peroxide Fires

Question 1

If LARGER AMOUNTS of organic peroxides are seriously EXPOSED and CANNOT BE PROTECTED from involvement, the proper tactic would be to ___________.

Answer 1

CONSIDER the use of FIXED HEAVY STREAMS and WITHDRAW all personnel from the potential blast area.

(If fire REACHES the organic peroxide, EXPLOSION IS IMMINENT, and the area must be rapidly EVACUATED.)

Question 2

What kind of Permit is required to store, process or use any amount of organic peroxide?

Answer 2

Division 4 permit

(Organic peroxides must be stored separately from other products)

Question 3

Organic peroxide fires:
If a valid Division 4 Permit is not in effect for storage of organic peroxide at the said occupancy, PROMPTLY notify ____________

Answer 3

The Fire Prevention Bureau, Engineering Unit, BY TELEPHONE, followed by an F-44 Memorandum

Question 4

Organic peroxide fires:
If on nights, weekends or holidays a valid Division 4 Permit is not in effect for storage of organic peroxide at the said occupancy, promptly notify _____ through MFC

Answer 4

Fire prevention officer

Question 5

Organic peroxide fires:

Organic peroxides should be stored in ____ (different/the same?) containers used by the manufacturers for shipping the material.

Answer 5

The same

Question 6

Organic peroxides are HIGHLY FLAMMABLE and are classed as “________” in the Fire Code.

Answer 6

Unstable Materials

Question 7

Recognition of organic peroxides is dependent upon the DEPARTMENT OF TRANSPORTATION LABELS which include:

Answer 7

-Yellow Labels
-Organic Peroxide Oxidizer

(The usual shipping containers encountered consist of boxed (WOOD/FIBER) or drum (FIBER/METAL).

Question 8

If VERY SMALL QUANTITIES of organic peroxide are INVOLVED in a fire, the proper tactic would be to _________.

Answer 8

Apply water spray streams from as FAR as possible OR from an explosion PROTECTED location

Question 9

Organic Peroxides properties:

Answer 9

-At high temps can EXPLODE

-considered a non-typical oxidizer because they contain both FUEL and OXIDIZER (will decompose at relatively low temps)

-found as solids (usually as powder), liquids or pastes

-highly flammable

Question 10

The most COMMON Organic Peroxides

Answer 10

-Benzoyl peroxides
-M.E.K. peroxide
-Lauroyl peroxide
-Decanoyl peroxide
-T-Butyl peroxide

(Most end in “-yl”)

Question 11

When fire occurs in the VICINITY of organic peroxides, the proper tactic would be to _________.

Answer 11

Maintain a COOLING WATER spray over the CONTAINERS to prevent overheating or contact with fire.

Question 12

Disposal of peroxides involved in a fire should not be attempted WITHOUT technical assistance.

Clean-up and salvage operations should not be attempted until __________.

Answer 12

All of the peroxide has COOLED COMPLETELY.