 Chemical process modeling requires a knowledge of the properties of the chemicals involved in the simulation, as well as the physical properties and characteristics of the components of the system, such as tanks, pumps, pipes, pressure vessels, and so on.Philippe Ranaivomanana

Bishop Philippe Ranaivomanana (born 12 May 1949) is a Roman Catholic bishop in Madagascar, and was Bishop of Ihosy.He was ordained priest on 16 October 1977.