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Standard |
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FSC 270 – Fire/Arson
Investigation |
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Course
Description |
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Presents an
introduction to Fire Investigation. Emphasis
is placed upon: fire behavior, combustion properties of various materials,
sources of ignition, and investigative techniques for - structures,
grassland, wildland, automobiles, vehicles, ships and other types of fire
investigation, causes of electrical fires, chemical fires, explosive
evaluations, laboratory operation, Techniquest used in fire deaths and
injuries, arson as a crime, other techniques, State and Federal laws, and
future trends in fire investigative technology. |
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Competency Areas |
Hours |
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Introduction |
Class |
4 |
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The Elementary
Chemistry of Combustion |
D. Lab |
2 |
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The Nature and
Behavior of Fire |
P. Lab/O.B.I. |
0 |
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Combustion
Properties of Liquids and Compressed Gases |
Credit |
5 |
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Combustion
Properties of Solid Fuels |
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Sources of
Ignition |
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Structure Fires |
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Grass and Wild
land Fires |
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Automobiles, Motor
Vehicles and Ship Fires |
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Electrical Causes
of Fire |
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Clothing and
Fabric Fires |
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Explosions and
Explosive Combustion |
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Chemical Fires and
Hazardous Materials |
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Laboratory
Services |
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Fire Related
Deaths and Injuries |
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Arson as a Crime |
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Other
Investigative Topics |
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Federal and State
Legislation |
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Future Trends in
Fire Investigation |
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Prerequisite: |
Program Admission |
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Corequisite: |
n/a |
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Course Guide |
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Competency |
After completing this section, the student
will be able to: |
Hours |
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Class |
D.Lab
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P.Lab/ O.B.I. |
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Introduction |
1 |
0
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0 |
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Discuss the various types of losses caused by fires. |
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Identify the responsibilities of the fire scene investigators. |
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Recognize the need for an analytical approach to the fire investigation. |
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The Elementary Chemistry of Combustion |
1 |
0
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0 |
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Explain the chemical reaction that takes place during oxidation. |
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List the three most basic reactions of fire. |
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Describe the relationship of hydrocarbons to petroleum products. |
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Distinguish the differences between carbohydrates and hydrocarbons. |
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The Nature and Behavior of Fire |
3 |
2
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0 |
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List the conditions that must exist for a fire to occur. |
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Contract the characteristics of flaming versus glowing fires. |
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Discuss the special considerations of heat as applied to fire
investigation. |
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State the role of various environmental conditions and their effect on fires. |
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Combustion Properties of Liquids and
Compressed Gases |
2 |
2
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0 |
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Identify physical properties associated with different types of fuels. |
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Indicate the explosive ranges of gas and vapor fuels. |
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Describe the difference between flash point and flame point for
combustible liquids. |
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Calculate the vapor density of a gas and vapor. |
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Discuss the specific properties of hydrocarbon fuels and their impotence
to fire investigation. |
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List the three main ways that fuel gases escape from enclosed pipes. |
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Combustion Properties of Solid Fuels |
2 |
2
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0 |
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Identify the combustion properties of wood as a fuel. |
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Locate on a section of wood the progressive formation of car and
paralysis zones during its normal combustion. |
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Describe the complex relationship between temperature and time and its
effects on the ignition of wooden structures. |
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Identify the flaming characteristics of common plastics. |
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Determine when flames color and smoke production may be of significance
to the investigator. |
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Sources of Ignition |
3 |
2
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0 |
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Clarify the relationship of various ignition sources to various fuels. |
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Examine the physical and chemical laws in determining ignition sources. |
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List the ways gas appliance, heaters, and electricity can be sources of
ignition. |
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Describe four ways in which a fireplace is instrumental in initiating a
fire. |
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Identify miscellaneous sources of ignition. |
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Define spontaneous combustion. |
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Determine the temperature of the surface of a glass bulb depending on
its wattage and position. |
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Structure Fires |
3 |
2
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0 |
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List the purposes of a fire investigator. |
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Determine the elements of building construction under which a structure
might be listed. |
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Trace the behavior of a small flame as it grows into a large fire
following the general principles of fire behavior. |
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Describe the search patterns used prior to the actual search for
evidence. |
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Analyze V-patterns to determine the direction and intensity of the burn. |
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Discuss the common sense rules related to the behavior or ignitable
liquids. |
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Interpret char depth to determine intensity and relative fire exposure. |
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Identify instances in which spalling occurs. |
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Describe how glass can be a valuable indicator to the fire scene
investigator. |
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Discuss the importance of fire scene documentation using both
photographs and sketches. |
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Grass and Wildland Fires |
2 |
0
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0 |
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Explain fire direction of wildland and grass fires depending on wind,
fuel and terrain. |
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Determine the area of origin, what fuel was present, and what source of
heat ignited the fire. |
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Restate guidelines for collection and preservation of physical evidence
peculiar to wildland fire investigations. |
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Motor Vehicle and Ship Fires |
2 |
2
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0 |
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Describe how the fuel systems in automobiles and more vehicles react
during vehicle fires. |
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Locate the flash point of vehicle fluids on a table showing temperature
and ignition sources. |
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List reasons why fires develop quickly in recreational vehicles. |
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Electrical Causes of Fire |
2 |
2
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0 |
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Identify the difference between static and current electricity. |
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Use Ohm’s law to solve either for the resistance or the current. |
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List the three factors to determine the resistance of a conductor. |
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Identify hazards most likely found in over current protective devices. |
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Discuss ignition by electrical mans caused either by conduction heating or
arcing conditions. |
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Determine which electrical appliances deserve special attention because
of a higher possible contribution to fire causation. |
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Focus on electrical causation by addressing a series of questions and
possibilities. |
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Identify post fire indicators for possible cause. |
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Clothing and Fabric Fires |
2 |
2
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0 |
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List natural and synthetic fibers and their properties of combustion. |
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Identify fire hazards as they pertain to fabric found in garments. |
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State the regulations under the Flammable Fabrics Act of 1953 and how it
has evolved over the years. |
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Discuss the laws governing the flammability of mattresses and
upholstered furniture. |
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Explosions and Explosive Combustion |
2 |
0
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0 |
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Define diffuse explosive mixtures and concentrated explosives. |
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Discuss the similarities between explosions and fires. |
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Explain diffuse-phase explosions in relation to gases, vapors, dust
suspensions, and ignition. |
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Identify the chemical structures responsible for the sudden release of
energy in dense-phase explosions. |
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Use a table to isolate the critical temperature for a common explosive. |
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Describe the differences between primary and main charge explosives. |
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Explain the “Four R’s” and “Four C’s” used at the search scene when
investigating explosions. |
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Chemical Fires and Hazardous Materials |
3 |
2
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0 |
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Identify the most commonly encountered hazardous materials and the
effects they may be expected to have on a fire scene. |
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State the precaution necessary when a clandestine drug laboratory is
discovered. |
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Laboratory Services |
2 |
0
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0 |
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Describe IAAI’s influence on laboratory services available to states. |
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Identify the components of general fire evidence. |
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List additional laboratory tests that help indicate the use of an
incendiary ignition device or unusually high fuel load. |
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Explain the different screening methods to identify volatile
accelerants. |
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Give examples of types of residues left by chemical incendiaries. |
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Discuss the importance of non-fire-related criminal evidence as related
to a fire service. |
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Fire Related Deaths and Injuries |
2 |
0
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0 |
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Discuss the problems the investigator must consider whenever human
remains are discovered at a fire scene. |
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Explain the process involved in removing the body of the victim in a
homicide investigation. |
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Describe the effects of fire on the human body and other pathological
findings significant to the fire investigator. |
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Define carbon monoxide asphyxiation. |
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Describe the depth of a human injury to the tissue as it is measured in
degrees. |
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Arson |
3 |
0
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0 |
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List three elements of the crime of arson. |
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Define the six major motives as classified by the |
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Describe the organization characteristics of an arsonist as to location
and type of accelerant. |
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Other Investigative Topics |
2 |
2
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0 |
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Discuss safety related issues and steps an investigator is required to
take when assessing a fire scene. |
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Describe pros and cons of fire modeling. |
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Discuss landmark cases that affect admissibility of evidence recovered
at fire scenes. |
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Examine the various sources of information available to the arson
investigator. |
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Define the “Chain of Evidence” as it pertains to evidence collection. |
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Discuss issues concerning the expert witness. |
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Federal and State Legislation |
2 |
0
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0 |
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Demonstrate knowledge and understanding of the Georgia State Annotated
Code for firefighting. |
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Demonstrate basic knowledge and understanding of the NFPA 91 standard. |
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Discuss proper actions to be taken in a courtroom atmosphere. |
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Discuss understanding of working with the local attorney. |
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Future Trends in Fire Investigation |
1 |
0
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0 |
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Demonstrate both knowledge
and understanding of the following concepts concerning the future of the fire
service: spoliation, fire modeling, and federal legislation. |
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Suggested Resources |
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Media |
Author |
Title:
Subtitle |
Edition |
Place
of Publication |
Year |
Publisher/Publication |
pp. |
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Text |
DeHann |
Kirk’s Fire Investigation |
6th Ed. |
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Brady |
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Text |
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NFPA 921 Standard |
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text |
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Georgia
State Annotated Code |
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Web Page |
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Posted: 06/24/08