II Drug Prohibition and Drug Addiction In the text it was noted that in drug-producing countries such as Peru and Afghanistan, people use illicit drug crops in their natural form (e.g., chewing coca leaves and smok ing raw opium), which is far less powerful than the pro cessed forms in which the drugs are available in Western countries. Why are the drugs shipped to Western coun tries so much more powerful than the drugs found in the drug-producing countries?