Visual impairment often has a negative effect on an individual's social and working life. However, the flip side of this coin is that out of disability a rather special ability can emerge.
The power of smell is of course essential in fragrance creation and perfumers are called 'noses' for good reason.
Some years ago, Dr Garry Dix, a research scientist at fragrance house CPL Aromas, set out to investigate the commonly held but unproven theory that sight loss could be associated with greater smell acuity. The result, conducted in association with the Blind Persons' Association (Mumbai) in India, was positive.
Dix found that those who are blind or have a long term visual impairment have a more powerful sense of smell than the rest of the population. This was no longer just a theory but a proven fact.
"Results of this study showed that the blind and visually impaired group
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