port tobacco market day Upcoming Event Society for the Restoration of

Current Opinion in Oncology, 19(3):180-187

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These mass concentrations agree with total particulate matter (TPM) measurements of fresh smoke collected on a filter directly downstream of the cigarette or joint (without dilution or aging due to sampling), which show smoking a marijuana joint produces roughly 3.4 (0.6) times more TPM than a tobacco cigarette following the same HCI routine with six puffs

There was, however, one small, unexpected and never explained exception to this near 20-year drought

THE MLANGE EXPERIENCE

For example, in 1997, 25% twelfth graders smoked