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Chemical Engineering
'Stinkometer' microchip developed
June 2nd, 2003
Scientists from the University of Bonn have developed an inexpensive sensor enabling them to detect possible sources of smells completely automatically around the clock.
The highly sensitive microchip detects some smells at concentrations which a human being cannot even discern. The researchers see uses for the chip wherever unpleasant odors or dangerous gases may occur, e.g., in sewage plants, on refuse tips, in stockbreeding, and in industrial plants.
If a crazy perfume manufacturer had the idea of "improving" Chanel No. 5 by adding hydrogen sulfide, they would only find customers - if at all - in the joke article sector: the result would...
Source: Science Letter (2003-06-02)
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