DB 14-04, NFPA 704 placards Flashcards Preview

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Flashcards in DB 14-04, NFPA 704 placards Deck (13):
1

number of hazard classification ratings per each hazard category is?

5

2

how are multiple hazards displayed in the special information section?

no more than two are displayed, one on top of each other and most critical on top

3

what does LW mean in the white section of the placard?

use water sparingly

4

starting on the left side of the placard and moving in a clockwise direction name the three catagories?

health, flammability, and reactivity

5

the symbol used to indicate unusual reactivity with water and to alert FF personnel of the possible hazard of using water is?

W with a line thru it

6

in a building that contains artisans living in a jewelry mart which also contains substances that need to be contained would be identified by?

A
J

7

the symbol is the only symbol that is not required and would be used only upon request of the occupancy and approved by the fire chief in occupancies where excessive smoke will severely affect the value of the building or contents and would be indicated by?

LW

8

the placard indicates the hazards of materials in terms of three categories. the category that is identified with a Blue background is?

health

9

the letter C in the special information section of the NFPA 704 placard indicates?

contain runoff

10

NFPA placard symbol "M" is placed when combustible metals exceed? or ? if metals are stored in dust, chips, powders, turnings or ribbons.

500lbs
less than 500lbs

11

what is the only symbol in the NFPA special section, not required unless approved by the fire chief?

LW

12

in lieu of posting each tank in an area containing more than one tank, the area itself may be posted as approved by?

LAFD

13

on placards letters contrasting the background should be ? in height.

3 inches

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