The smoke is cooled as it passes through a water system before going through the pipe the user inhales from
Other social factors include the reduced social acceptability of smoking generally, and in particular the expansion of smoke free legislation introduced to reduce the harms from passive smoking
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Ever ingenious American smokers have turned to growing their own tobacco as the average price for smokes has climbed to over $6 a pack, a price hike largely the result of the $1.01-per-pack tax that went into effect on April 1, conveniently around planting season
Most varieties of harvestable Nicotiana are grown exclusively as annuals because they require at least 4 frost-free months during the growing season
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