Types of pressure-relieving equipment available: 2

This is the second article in a two-part series. The first article reviewed the mode of action of the different types of equipment. This article examines some of the evidence behind the design and suggests selection criteria to assist when choosing individual items of pressure-relieving equipment. By presenting a broader view it is hoped to guide the reader through a logical approach considering all of the variables, thus enabling the selection of the optimum piece of equipment.