(BBC News) More than a third of vintage Scotch whiskies tested at a specialist laboratory have been found to be fake, BBC Scotland has learned.
Twenty-one out of 55 bottles of rare Scotch were deemed to be outright fakes or whiskies not distilled in the year declared.
The tests were conducted at the East Kilbride-based Scottish Universities Environmental Research Centre (SUERC).
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It used advanced radiocarbon dating techniques to reach its conclusions.