Labyrinth "Moving in a circle"

It's an interesting chemistry series.

1. Substance released from poppy.
2. One of the so-called "light" drugs. In the United States, for example, more than 100,000 people who use such a drug annually turn to clinics trying to recover from drug addiction.
3. According to the survey results, the most common and well-known were various derivatives of hemp. Is this drug most commonly used among young people?
4. Synthetic drug.
5. Natural and synthetic substances, which, when introduced into the human body, can change one or more of its functions, and due to repeated use, lead to mental or physical dependence.
6. Previously, this drug was added to Coca-Cola instead of caffeine.
7. The color of the face of the earth.
   And he's not old.
   The house is cold, mud...
   And silence.
   Children at school are mentally retarded.
   And in a psychiatric wife...
   He's weak and sluggish, like he's out of pee.
   Created...
   And he, for all that,
   He was human at first, too.
   A man's shadow became later.
   Who are these lines about?
8. A mild psychotropic substance that does not cause physical dependence. But causing mental dependence (by the way, much weaker than that which arises, for example, in relation to marijuana). It can not overcome neither the warnings of the Ministry of Health, nor the statistics of dangerous diseases, nor the requests and persuasion of loved ones.
9. Tranquilizers. These drugs contribute to the elimination of a wide range of neurotic and neurotic disorders.

Answers.
1. Opium 2. Marijuana 3. Anasha
4. Amphitamine 5. Drug 6. Cocaine
7. Drug addict 8. Nicotine 9. Neuroleptics