Most of the high grade cannabis sold in the U.S. is grown in hidden grow operations indoors. The number one producer is California with an annual revenue of nearly 14 billion dollars in production, Tennessee is second with nearly 5 billion in production, Kentucky is third with around 4.5 billion, Hawaii is fourth with close to 4 billion, and Washington is fifth with a little over a billion.
Methadone withdrawal symptoms can potentially persist for over a month, compared to heroin where significant physical symptoms subside within 4 days.
After World War II, the Mafia took advantage of the weakness of the postwar Italian government and set up heroin labs in Sicily.
Studies of alcoholics have found that heavy consumption of alcohol can lead to neurodegeneration, death of brain cells and reduced brain tissue mass, and subsequent damaging effects such as a lack of impulse control and difficulty in setting goals.