How long can drug dogs smell?

Some drugs can also leave residual odors that dogs do not distinguish from the actual presence of substances, with cannabis buds and hashish leaving the strongest after-odors, all dogs signaled the presence of hashish a day after it was removed from the location, and 80% did so after 48 hours.



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Yes, drug dogs can smell carts. They can detect vape cartridges and vape pens. However, drug dogs are not trained specifically to find vape cartridges themselves or anything vaping-related like vape juice and vape pens.

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Drugs have been detected by canines hidden in blocks of wax. Also in gasoline, crude oil, baby formula, bullet shells and even dead bodies. Dogs WILL smell anything and they will signal the handler if they have been trained to smell it.

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