“HAZOP” study is a multi-disciplinary team oriented analytical technique that utilizes creative brainstorming to examine a process hazards and operability issue. HAZOP is a formal procedure to review design and operation of hazardous process facilities. It is used to identify deviations from normal safe operation, which could lead, to hazards or operability problems, and to define any actions necessary to deal with such deviations. The Hazard & Operability (HAZOP) process involved the following steps: