Acknowledgments. Preface. Units and nomenclature. Preparation for maintenance. Modifications. Accidents caused by human error. Labeling. Storage tanks. Stacks. Leaks. Liquefied flammable gases. Pipe and vessel failures. Other equipment. Entry to vessels. Hazards of common materials. Tank trucks and cars. Testing of trips and other protective systems. Static electricity. Materials of construction. Operating methods. Reverse flow and other unforeseen deviations. I didn't know that. Problems with computer control. Inherently safer design. Reactions-planned and unplanned. A final word. Recommended reading. Index.