Snuff--its use and abuse.
D001466:Barium Sulfate; D002273:Carcinogens; D006838:Hydrocarbons; D008441:Maxillary Neoplasms / Q000209:etiology; D009666:Nose; D010947:Plants, Toxic; D012912:Sneezing; D014026:Nicotiana
D002273:Carcinogens; D006838:Hydrocarbons; D001466:Barium Sulfate