Arson Investigation
This is the term for the 3 components required for a fire: Heat, fuel, and oxygen.
What is the fire triangle?
-Chroma- is a greek word part that means?
What is color?
What is a finger?
This powder is often used to make latent fingerprints visible.
What is O+?
The most common type of fingerprint pattern, found in about 60–65% of the population.
What is a loop?
Multiple points of origin in a fire scene can indicate this act.
What is arson?
This type of chromatography separates mixtures based on how fast they move through a medium.
What is paper chromatography?
Everyone’s fingerprints are this, even identical twins.
What is unique?
This part of blood typing refers to whether your blood has a certain protein found on red cells.
What is the Rh factor?
This type of chromatography is commonly used to separate ink or dye in forensic labs
This common household item, produces a small flame and can ignite flammable materials.
What is a lighter?
How are inks and dyes useful in identification?
Useful in identifying writing utensils on notes
Useful in identifying stains left on clothes
There are 3 basic fingerprint patterns are loop, whorl, and this.
This blood type is known as the universal donor for red blood cells.
What is O-?
This is a substance used to start or spread a fire, often searched for at arson scenes.
What is an accelerant?
This type of lab test can identify gasoline or lighter fluid residues in fire debris.
What is gas chromatography?
What is Chromatography?
Fingerprints are made by ridges on your skin, which help you do this everyday task more easily.
What is gripping things?
This blood type can receive red blood cells from any other type.
What is AB+?
In an arson investigation, this type of burn pattern is often indicative of the presence of an accelerant.
What is a V-pattern?
Arson investigators preserve this type of physical trace, like melted wires or burn patterns to help determine how a fire started.
What is fire scene evidence?
This ratio, calculated by dividing the distance a substance travels by the distance the solvent travels, helps identify substances in chromatography.
What is the RF value?
This powder is often used to make latent fingerprints visible.
What is fingerprint powder?
If one parent is type A and the other is type B, their child could potentially have this blood type.
What is A, B, AB, or O?
This method of fingerprint analysis compares ridge patterns, minutiae, and overall structures.
What is a minutiae analysis?