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The Boston Globe

Business

On the Job

For sensory analyst, the nose knows

The human nose is the most sensitive instrument in the world, said Roy Desrochers, a sensory analyst who employs his highly trained schnoz for GEI Consultants in Woburn.

Experts like Desrochers are often called on by manufacturers to address odor and flavor issues. He may try to determine the best shelf life of products, detect possible smells from packaging, or examine a tainted water supply.

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