This happens when a blood artery is cut or injured. The pressure from the blood causes it to gush or spurt out.
It's blood that is directed away from the source that caused the Spatter, ex: a gun aimed at the head
Blood that has flung off of a swinging or moving object, and it lands onto another surface.
High Velocity Impact Spatter
Spatter that is caused by high velocity impact source such a gun or explosion.
Medium Velocity Impact Spatter
Spatter that is caused by an object that used blunt force, such as a bat or knife.
Low Velocity Impact Spatter
Blood that falls under the influence of gravity.
Blood that has dropped by the force of gravity alone.
Blood that was smeared from one moving surface onto another.
Created when a wet, bloody surface comes in contact with a dry clean surface.