Rare whisky market flooded with fakes, says dealer
Lab tests found 21 out of 55 bottles of allegedly vintage scotch were counterfeit
Rare Whisky 101
Top tipple: rare whisky outperforms wine and gold as 2015 investment
Leading index for scotch whisky rose 14% last year, while wine fell 0.4%, gold was down 10% and FTSE 100 index lost 4.9%