Laminar Air Flow Laminar Air Flow: a straight flow of air without and interference.
Looping Scent Looping Scent: when scent travels upwards from a source, and settles down away from the source. Occurs with little to no wind at the source.
LKP LKP (Last Known Position): the last location of the missing subject, substantiated by evidence or clues. The LKP changes with the discovery of clues/evidence.