abuse
addiction
adult
bad
black
caucasian
cocaine
concept
crack
crime
criminal
dangerous
death
dependency
depression
disease
dosage
dose
drugs
excessive
forbidden
habit
harmful
health
heroine
holding
illegal
illness
junkie
lifestyle
male
man
medicine
narcotic
need
outdoors
overuse
people
person
portrait
powder
problem
risk
sick
smelling
snuff
stop
unhealthy
white