The current state of biomonitoring is detailed in the much anticipated report issued July 24 by the Committee on Human Biomonitoring for Environmental Toxicants of the National Academies, Washington, D.C.
While fermentation-based syntheses were once reserved for producing high-value specialty chemicals and biopharmaceuticals, bioprocess routes now are gaining increasing attention for commodity products.
John L. Shaw, P.E., and Scott A. Rogers, P.E., CH2MHill Lockwood Greene
Carefully managing compressed air can save money. Compressed air is often overlooked in energy studies because many people do not fully understand compressed air equipment, their own system, or what it costs to produce compressed air power.
Scott Van Ormer and Don Van Ormer, senior application engineers, Air Power USA
The Restrictions of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment (the RoHS Directive) is part of a growing wave of European Union product-based regulations that will profoundly impact global and United States product standards and thus the chemical industry.
For you to succeed in advancing your strategy, while keeping the peace, you must meet many challenges motivating personnel and juggling the integration of changes. The solution is better plant-wide communication and understanding of the alarm philosophy.
Roy Tanner, and Rob Turner ABB and Jeff Gould, Matrikon
There is another side to toll processing. It involves the companies that arguably have the best possible know-how and hardware for the simple reason that they are the equipment manufacturers themselves, offering toll processing services that utilize their own products.
Checking pump performance curves is one of the first steps in troubleshooting a centrifugal pump problem or seeing if a pump can handle new service conditions. Learn to look for more than just insufficient NPSHA, the common culprit, when investigating cavitation.