Almost a third of smokers in Torbay admit buying illegal tobacco with one in five across the south west saying they've bought bootleg supplies.
The shock findings come on the day the police and revenue and customs launch a fresh crackdown on the illegal trade which is often linked to organised crime.
Bob Gaiger is from HM Revenue & Customs:
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Heavy showers overnight, hail and thunder possible, humid
Heavy showers overnight, humid, thunder possible
The Maltings shopping centre was closed to the public after a small amount of the Novichok substance was found in the area.