This little book is big on answers Whether you’re an apprentice in the piping trades or a seasoned tradesperson, you’ll find this completely revised and updated guide has answers to the questions you’ll encounter on the job. Get current, concise facts on Metrics and conversions Tungsten inert gas welding and arc welding Steam heating, hot water, refrigeration, and air conditioning systems Grooved end/plain end piping systems Process piping using plastics Automatic fire protection systems Terms, BTU fuel values, abbreviations, angle calculations, and more