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DBpedia 2014

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Matches in DBpedia 2014 for { ?s ?p Madak was a blend of opium and tobacco used as a recreational drug in 17th and 18th century China. It emerged in southern coastal areas in the first half of the 17th century. In the last quarter of the 18th century madak was phased out by raw opium. The prohibition of madak in 1729 may have been a contributing factor to the increase in popularity of smoking pure opium. Raw opium was introduced in China by Arab merchants.. }

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