"The Kennel Club regulations state that the use of products that could 'alter the natural color, texture or body of the coat' may not be used, " she said.

WSJ: Primping pooches: Do's and don'ts at Westminster

This dining experience separates pure flavor compounds found in natural ingredients and combines them with substances that alter their natural form and texture, adding a modern spin to familiar flavors.

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Elisabeth Cornwell, of the university's perception lab, then used "ageing" software to reproduce the natural effects of growing old on skin texture, hairline and hair colour.

BBC: NEWS | UK | Scotland | Scientists imagine Lennon at 64

Since the Alaskan pollock is a relative of the cod, similar in texture and taste, it was a natural substitute.

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