The activated sludge process is used to treat waste streams that are high in organics and biodegradable compounds. Here are some principles of design and operation.

Few situations can be more anxiety-provoking than a job interview. Although the skills required for a successful interview may not come naturally, they can be honed — with practice, introspection, and informed preparation.

Industry experts share their opinions on what they consider to be important recent breakthroughs and what they predict will be next for the CPI.

Process plants often use evaporative cooling towers to reject heat to the atmosphere.This article explains the basics of cooling tower operation.

Operating data offer valuable clues and are essential to managing and improving processes.However, they can also be misleading and hide the underlying issues.The principles and statistical tools presented here can help you make effective use of...

Search firms and executive recruiters can be powerful allies in a competitive employment environment.This article puts their role in context and provides guidelines on how to work effectively with them.

Effective transportation risk management (TRM) balances safety and security with operational efficiency. When developing a TRM program, use this comprehensive framework and these practical techniques to identify and screen risks.

Selecting a sensor for continuous monitoring involves many considerations. This article discusses the types of sensors available, their applicability and limitations, and how to choose an appropriate sensor to protect people and equipment.

Tower-related problems can be difficult, time-consuming, and expensive to diagnose and fix. Here’s how to avoid difficulties and improve operating efficiency.