Distillation has been used for separating liquid mixtures for more than two thousand years, and it continues to be the most widely used separation technique in key industries throughout the industrialized world. Although the basic principles have remained the same since the days of the ancient Egyptians, new distillation and distillation control methods continue to be developed to satisfy a variety of highly specialized requirements. Distillation Principles and Practice is an indispensable working resource for distillation technicians working in the oil, petrochemical, chemical, and pharmaceutical industries.