· Longterm effects of chemical weapons. Glyn Volans started working at the Medical Toxicology Unit (formerly Poisons Unit) in 1975. He became Director of the Unit in 1980 and leads a multidisciplinary team of about 80 people. Lakshman Karalliedde is an anaesthetist with an interest in poisoning due to organophosphate pesticides.
This includes the direct contribution, supplier contribution, and downstream positive impact of the fertilizer industry on the economy. Transportation Economic Impact for the United States. Fertilizers must be transported from manufacturing plants to wholesale facilities and ultimately retailers.