Bk 83- Fire Investigation Flashcards Preview

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Flashcards in Bk 83- Fire Investigation Deck (14):
0

Fire investigation:

What makes up the fire tetrahedron?

•heat
•fuel
•oxygen
•uninhibited chain reaction

1

Fire investigation:

What are the three phases of fire?

Incipient (growth) phase
Free burning (fully developed) phase
Smoldering (decay) phase

2

Fire investigation:

The normal growth of a fire is usually upward and outward. This burning usually produces a ____ pattern

"V"

3

Fire investigation:

A ____ (narrow, wide, inverted?) “V" pattern with diffused line of demarcation usually indicates a slow smoldering combustion

Wide

4

Fire investigation:

A ____ (narrow, wide, inverted?) “V" pattern with sharp line of demarcation may indicate flaming, rapid combustion

Narrow

5

Fire investigation:

A ____ (narrow, wide, inverted?) “V" pattern with sharp line of demarcation may indicate flaming, very rapid combustion; possible presence of flammable accelerants

Inverted

6

Fire investigation:

In most cases, ____ marks are caused by the application of a flammable liquid to a surface covered with asphalt tile. Marks will leave a dark, discolored mark where the tile edge was located.

Ghost

7

When testifying during a court appearance/disposition:

During morning or afternoon breaks and lunch recess do not speak with members of the jury or defense attorneys. Only speak with the _____.

Deputy District Attorney

8

Subpoena:

Normally, a ____ day advance notice is required for the members to appear.

5

Civil subpoenas will not be accepted less than 5 days out. If it is a criminal subpoena and there is not sufficient notice, a waiver can be attached that there is no guarantee of the member's appearance.

9

Fire investigation:

To heat metal or glass, and then slowly cooling resulting in a less brittle (softer) material is known as ______.

Annealing

10

Fire investigation:

The dehydration of wallboard (gypsum) when exposed to heat is known as ______.

Calcination

11

Fire invest:

Stress cracks in glass as a result of heating is known as?

Crazing

12

The fundamental facts (elements) necessary to prove the commission of a crime (body of the crime) is known as?

Corpus delecti

13

A flammable liquid is any liquid that has a flash point below ____ degrees

100°F

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