Designers, Engineers & Technicians as well as Safety Inspectors and Safety Managers will find it useful. This is the culmination of many man-hours of work, intended to present this subject in a very easy-to-understand format. The pictures, animations and schematics ensure that the learner fully understands the subject. A self assessment test and a Glossary is included. For a fraction of the time and money spent on a classroom course, learn all of these things in the comfort of your home or office.