Learn how to become a gas engineer and be gas safe registered...Pass your ACS Gas Exams with ease You will be taken through interactive screens which require your input and knowledge of combustion, gas pressures, tightness testing, gas rating, gas controls, gas regulations, ventilation, chimneys and flues, unsafe situations and many more subjects that the gas safe register require you to pass . At the end of each section you will be required to undertake an ACS interactive quiz to determine how good your knowledge is of gas theory. This E-LEARNING CD-ROM is far easier to learn from rather than just reading pages and pages of a book because you are engaged through interactive diagrams, photos and quizzes so your knowledge is tested to the absolute maximum in order to make your ACS exams as easy as possible.