Answer:
answer is given below
Explanation:
solution
our researcher is discover very new way of taking the drug so they reach to the brain fast so it can increase the abuse liability
and one example is here as that opium that was used original to medicinal and the spiritual purpose
so when people discover its opium create to our mental effect because the way of it manipulate our brain by the natural chemical such as endorphin
so they use for change their mental or emotional state
