This column discusses the sense of vulnerability we feel during certain situations, which gives us heightened awareness. This heightened awareness uses knowledge and past experiences to prepare us for potential future situations....

Separations account for a significant proportion of worldwide energy consumption. Energy-intensive distillation dominates but more energy efficient alternatives such as membrane technology and adsorption by porous materials are in widespread use. For gas separation, pressure swing adsorption (...

The best and most reliable method for the design of a liquid-liquid extraction (LLE) column is by pilot plant testing with actual feed and then relying on known scale up correlations for the specific type of extraction column.  In general, the development procedure consists of the following...

Techno-economic modeling (TEM) is a valuable tool for connecting R&D, engineering, and business. By linking process parameters to financial metrics, businesses can better understand the factors affecting the profitability of their projects.

TEM is useful throughout the technology...

This article discusses several case histories of process incidents that have occurred at waste handling or processing facilities and highlights the lessons learned from those accidents.