Cocaine. When an individual uses a stimulant, they become hyperactive and paranoid. They appear nervous and are always looking over their shoulders and believe someone is after them. Cocaine is a powerful central nervous stimulant and with prolonged use comes hallucinations and paranoid delusions. People who use cocaine do not suffer from a withdrawal other than craving the drug over and over.
Read chapter 11 of Criminalistics: An Introduction to Forensic Science by Richard Saferstein.
Answer:
They are developing human and bovine vacines to target the life cycle of the parasite that causes it.Explanation:The disease is parasitic ,so they are starting from the source.
The chemicals used to eliminate the snails that are carriers may harm other species of animals,and if treatment is not on going the snail will just return.
Poetry and drama, it was a form of theatre