This book contains topics needed for a firsthand knowledge in safety. Safety is essential in every sphere of our life. this book is a necessity for safety officers, factory medical officers, security and fire officers, hr officers; persons engaged in designing and conducting education and training programs on safety. it is a good reading material for all students of degree and diploma engineering in safety, pgd courses in safety & fire engineering, and MBA safety programmes. it would also serve as a reference book for the safety professionals and officers.