It’s not surprising that detection dogs are used at airports due to their ability to detect the following substances within luggage and on the person: Drugs – including weed, cocaine,opium and heroin.
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They are commonly used in airports, train stations, ports, and other locations to sniff out drugs that may be concealed on a person or in luggage. However, sniffer dogs are not capable of smelling illicit drugs inside the human body. Their training focuses on detecting the odour of drugs in the air or on surfaces.
Drug ScreeningsDogs can find all sorts of narcotics, like marijuana, opium, cocaine, and heroin. These drug dogs always work in conjunction with a handler. They walk through security checkpoints sniffing the air around passengers and their luggage.
Accordingly, TSA security officers do not search for marijuana or other illegal drugs, but if any illegal substance is discovered during security screening, TSA will refer the matter to a law enforcement officer.
The airport scanners have no problems finding the pills that you are travelling with, liquid form or not. In case of travelling with pills in liquid form, in your carry-on baggage, they must not exceed 3.4 ounces/100ml.
If it is illegal locally, they will notify airport or local law enforcement, and detain offenders. If it is legal locally, they will force you to dispose of it because it is still illegal federally. When police arrive, they will arrest you, and you will likely face marijuana possession charges.
Accordingly, TSA security officers do not search for marijuana or other illegal drugs, but if any illegal substance is discovered during security screening, TSA will refer the matter to a law enforcement officer. For more prohibited items, please go to the 'What Can I Bring?' page.