This book introduces the topic of intrinsic safety, an approach that is successful in the chemical industry, into other fields of society. Mainly covering design aspects this book also covers procedures for preventing and alleviating the impact of accidents. Based on the authors own experience in the field the book contains collected data from approximately 60 accidents/incidents which could have been prevented or mitigated. Also covered is intrinsic process safeguarding a concept applied based on chemical and physical properties where the stability of the system falls within very wide limits and is therefore not endangered by human errors or failures of instrumentation. If implemented these safety procedures can help prevent loss of life, prevent injuries and prevent material damage.