Virginia Search and Rescue Dog Association

Glossary of terms used on this site

Term	Definition
Change of Behavior	Glossaries: K9 SAR Glossary Change of Behavior (COB): A characteristic pattern of behaviors, as interpreted by the handler, that occurs when the dog detects a trained odor. Author: Scientific Working Group on Dog and Orthogonal detector Guidelines (SWGDOG)
Chimney	Glossaries: K9 SAR Glossary Chimney Effect: Warm air rises from the source, cools, then drops a distance away from the source.

Diffusion
Diffusion (of scent): the even distribution of air in all directions.
Double Blind
Double Blind: A training exercise is considered Double Blind if the person person searching does not know the location of odor(s), and/or if any are prescent, AND the accompanying Instructor/Evaluator