Hewawasan, H.H.N.S.; Ariyasinghe, D.A.G.
(4th International Conference on Social Sciences 2018, Research Centre for Social Sciences, Faculty of Social Sciences, University of Kelaniya, Sri Lanka, 2018)
“Opium”: which grew widely in Pakistan and Afghanistan was first discovered by Greeks due
to its narcotic properties. Arab traders introduced it to the East and Indians knew it through
Mohommedan conquerors after china ...