Clandestine laboratory enforcement efforts, un- like other narcotics cases, are complicated by the presence of these hazardous materials. It is this PDF | This project was supported by cooperative agreements 1999CKWXK004 and 2005CKWXK001 by the Office of Community Oriented Policing Services, U.S.. Clandestine chemistry is chemistry carried out in secret, and particularly in illegal drug laboratories. Larger labs are usually run by gangs or organizedChemical, means an organic or inorganic substance whether solid, liquid or gaseous. Commonwealth, means the Commonwealth Government of Australia. Contaminated, creasing cooperation of chemical suppliers, product li- ability-awareness, and stringent new regulations have made operating a clandestine laboratory more