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Environment, Health, Safety & Security

Chementator: Purifying ethanol without distillation

Ultrasound Brewery Co. (Naruto, Japan; edlinks.chemengonline.com/5825-535) has developed a process that separates the water from dilute solutions of alcohol to achieve 99.5%, without using conventional evaporation or distillation. The company has tested the process in a pilot plant that produces…

Chementator: Semi-renewable plastic

BASF AG (Ludwigshafen, Germany; edlinks.chemengonline.com/5825-546) has developed a biodegradable plastic that contains 45% polylactic acid, a biodegradable polymer made from corn (CE, November 2003, pp. 42, 43). The remaining component is BASF’s biodegradable plastic, Ecoflex, which is derived from petrochemicals.…

Chementator: This end-of-pipe process treats all fluegas pollutants…

This month, the first field tests will be conducted on a pilot plant, developed by WOW Energy, Inc. (Sugar Land, Tex.; edlinks.chemengonline.com/5825-534), to remove mercury, oxides of sulfur (SOx) and nitrogen (NOx), particulates, heavy metals and volatile organic compounds (VOCs)…

Chementator: …and this process makes power from waste heat  

WOW Energy (see item above) has also developed a patented process that uses commercial, off-the shelf components to reduce the FG temperature to near ambient, while converting the extracted thermal energy into electricity. The cascading closed-loop cycle (CCLC) does this…

Chementator: Smelling false alarms

An electronic nose capable of distinguishing between cigarette smoke and smoke from an office or factory fire has been developed by a consortium of nine European companies and research institutions, with funding from the EU’s IST (Information Society Technologies) program.…

Chementator: Biodiesel

Lurgi AG (Frankfurt, Germany; edlinks.chemengonline.com/5825-549) is building the world’s largest biodiesel plant for Neckermann-Renewables GmbH (Würzburg, Germany). When the E64-million facility starts up in December at Piesteritz, Germany, it will produce more than 200,000 m.t./yr of biodiesel from rapeseed. The…

A deplorable tendency for accident-related risks

Reader feedback tells us that maintaining process-plant safety is an area of perennial concern. That, doubtless, explains why Carolyn Merritt, chair and chief executive officer of the U.S. Chemical Safety and Hazard Investigation Board (CSB; Washington, D.C.), drew a large…