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How does it work?

First the e-nose is trained to detect a chemical's unique 'fingerprint' - the distinctive way it moves through an electric field once it's been given a positive charge. The more chemicals it's been introduced to, the more smells the e-nose can recognise when it's in operation.



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The Lonestar conducts sample analysis using information from the e-nose
The Lonestar conducts sample analysis using information from the e-nose
Image: Owlstone Ltd
    Image: The Royal Academy of Engineering
 

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