ABSTRACT
A refi nery or a petrochemical plant consists of various plants and equipment suitably grouped and located in various sites known as processing units. Other facilities include off sites, power plant, cooling tower, water conditioning plant, quality control laboratory, and service centres, such as canteen, fi rst aid, fi refi ghting facilities, attendance registration offi ce of employees, and administrative offi ces. Typical layouts for a refi nery and a petrochemical plant are presented in Figures 6.1a and b.
