Well, understanding how rocks are changed by heat, pressure, and chemical solutions can help us in understanding the variety of metamorphic rocks which we actually observe on the Earth's surface.
Noscapine is a benzylisoquinoline alkaloid produced in opium poppy (Papaver somniferum) and other members of the Papaveraceae. It has been used as a cough suppressant and more recently was shown to possess anticancer activity.
the drug used in Vietnam was HEROIN !!! The above answer has to be from a HIGH ranking officer that wanted this answer to be correct ! The truth of the matter is, you name â¦ the drug, and it was used and abused in Vietnam.Booze, Pot, Heroin, Acid, Amphetamines, Opium, as I said, you name it, it was there. All were very inexpensive and VERY easy to get at any time. At least between 1969 and 1970.f someone is in possession of a prescription drug that is not theirs, it is the same as possession of a contro â¦ lled narcotic. The most used completely illegal drugs are methamphetamine's.