... . = . . . . . . 205 10. 1 Centrifuges, 205 10. 2 Pumps, 206 10. 3 Air coolers, 208 10. 4 Relief valves, 209 10. 5 Heat exchangers, 218 10. 6 Cooling towers. 221 10. 7 Furnaces, 221 Chapter ... been prevented. Case histories illustrate what went wrong and why it went wrong, and then guide you in how to circumvent similar tragedies. Twenty percent of the information in this fourth ... instruments, 101 4.3 Labeling of chemicals, 104 4.4 Labels not understood. 106 Chapter 5. Storage Tanks . . . . . . . . . . . . . . . . . . . . . . . . . . . 108 5.1 Overfilling, 108 ...