recreational – adj. used for pleasure instead of for medical purposes

container – n. an object (such as a box or can) that can hold something

black market – n. a system through which things are bought and sold illegally

random – adj. chosen or done without a particular plan or pattern

undercover – adj. done or working in a secret way in order to catch criminals or collect information

stretch – v. to cause or force (something) to be used for a longer time or for more purposes than originally planned or expected

prohibition – n. the act of not allowing something to be used or done