LEGAL
Fire Terms
Fire definitions
921 Definitions
Court
100

Who may issue a search warrant?

Judge, Magistrate or Clerk of Court

100

A document that is advisory in nature and contains only non-mandatory provisions?

Guide

100

Lowest temperature of a liquid, as determined by specific laboratory tests, at which the liquid gives off vapors at sufficient rate to support a momentary flame across its surfact

Flashpoint

100

A transition phase in the development of a compartment fire in which surfaces exposed to thermal radiation reach ignition temp. 

Flashover
100

One who is recognized by a court as qualified by special knowledge, skills experiences or education on an issue

Expert Witness

200

Crime that carries a penalty of one year or more in prison

Felony

200

refers to the loss, destruction, or material altercation of an object or document that is of evidentiary value in a legal proceeding by one who has the responsibility for its preservation.

Spoliation

200

The lowest temperature at which a liquid produces a vapor that can continue to burn in air after its vapors have been ignited. Usually a few degrees higher than flashpoint.

Fire Point

200

Ratio of vapors in air at molecular level

Vapor Density

200

Any type of written record relevant to a case

Documentary

300

Code Section: Burning of a dwelling house to include any occupied dwelling, including hotels, hospitals, etc

18.2-77

300
What kind of data is based on observation or experience and is capable of being verified or known to be true

Empirical data

300
A liquid having a flash point at or above 37.8 degrees

Combustible

300

A rapid oxidation process, which is a chemical reaction resulting in the evolution of light and heat at varying intensities

Fire

300

Verbal testimony of a witness given under oath

Testimonial

400

Burning of any structure, intent to defraud insurance or another person-Code Section

18.2-80

400

Process by which hypotheses are developed based upon observable or know facts and the training, experience, knowledge and expertise of the observer

Inductive reasoning

400

certain elements, particularly white phosphorus, sodium, potassium, and finely divided metals, such as zirconium, plutonium, Uranium, or Iron sulfide, when exposed to air at or below 54 degrees C

Pyrophoric Materials

400

A form of energy characterized by vibration of molecules and capable of initiating and supporting chemical changes and changes in state

Heat

400

Any type of tangible evidence relevant to a case

Demonstrative

500

In Virginia what is the first court of record

Circuit Court

500

The visible or measurable physical changes, or identifiable shapes, formed by a fire effect or group of fire effects

Fire Patterns

500

Insufficient reaction of surface area

Insufficient oxygen concentration or diffusion

Ambient temperature too low

Insufficient insulation-heat dissipates

Insufficient material

Conditions needed for spontaneous ignition to occur in materials capable of self-heating

500

A deflagration resulting from the sudden introduction of air into a confined space containing oxygen-deficient products of incomplete combustion

Backdraft

500

Must release items of information upon request from an appropriate agency

Arson Immunity Act

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