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Welcome to Chemical Engineering Progress
LLCA compares the relative impacts of alternatives that may be considered anywhere during a product's life cycle. Here's how to perform such an evaluation.
February 2001Vol. 97, No. 2
LLCA compares the relative impacts of alternatives that may be considered anywhere during a product's life cycle. Here's how to perform such an evaluation.
In This Issue
Measurement and Control
Take the Tedium Out of Writing Process Descriptions
Setting up a special function and a shorthand system on a spreadsheet can improve the descriptions needed for implementing a process control system, while minimizing the monotony in writing them. Michael J. Gentilcore -
Environmental Impact Analysis
Use Limited Life-Cycle Analysis for Environmental Decision Making
LLCA compares the relative impacts of alternatives that may be considered anywhere during a product’s life cycle. Here’s how to perform such an evaluation. Robert P. Vignes -
Safety
Properly Purge and Inert Storage Vessels
Inert gases are used to prevent fires and explosions in the vapor spaces of equipment. Correct selection of oxygen concentration and inert gas flow rate are critical to ensuring safety. George R. Kinsley, Jr. -
Opinion
Prepare for a Different Future
The U.S. industrial landscape is changing dramatically. This has significant implications for our profession and individual chemical engineers. Calvin B. Cobb -
Materials
Choose Materials for High-Temperature Environments
High temperatures, stresses, and the presence of elements such as oxygen, sulfur, or the halogens can add up to trouble. Here is how to screen candidate alloys for such service. Peter Elliott -
Career Catalyst
Make the Most of Your Emotional Intelligence
Develop your emotional competencies and use them effectively in your professional and personal lives. Clare Marshall -