Day: 1 September 1999
Picking up the market
Europe's first electronic trading facility for Packaging Recovery Notes (PRNs) and recyclable commodities, The Environment Exchange, has been on-line for more than nine months. What are the options for the future? IEM talks to the Exchange's founder and managing director, Angus Macpherson.
Up close and personal
Whenever organic solvents are used in finishing, they are inevitably emitted to air. These volatile organic compounds (VOCs) pose a health risk to the environment and workers. While instant over-exposure can become a focus of employee concern, says Paul Walton of Shawcity, routine long term exposure may more easily threaten health.
Too big, unreliable, unable to cope with varying loads, only capable of treating water-soluble VOCs - just a few of the common misconceptions surrounding biological VOC treatment. The truth is, biotechnology has been used to treat odourous off-gases for years. More recently, however, the technology has moved on - and is continuing to do so - to the extent that biotechnology is now recognised as a genuine and reliable treatment for VOC-contaminated off-gases. Richard Ambrose and Dr Bruno Erasin, of Air Services, IBS Viridian, explain.
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