In modern competitive impact industry, new plants are being continuously set up and the existing ones are being modified and expanded.  The noesis of assorted technical subjects such as thermodynamics, activity kinetics, unit operations, impact design, equipment design etc is a prerequisite to the establishment or development of any impact plant. A modern impact business is, in general, more complicated and involves a series of operations which are required to be separate continuously, and hence it demands equipment of surpassing robustness, ingenuity and reliability. A variety of equipment is required for processing, handling and storage of impact chemicals or ingredients. Each piece of equipment is expected to serve a specific function, although in some cases it can be suitably modified to perform some assorted function viz. Reaction Vessels, Heat Exchangers, Distillation Columns, Evaporators, Autoclaves, and Storage Tanks etc.