John Hooper weighs up the tobacco industry in Rhodesia - interviews with farmers and black workers about the working relationship; the sorting and grading of the product; auctions in Salisbury; interviews with the auction floor manager and Tobacco Trade Congress delegates; an exhibition about "Blue Mould", a European tobacco disease: the work of the Rhodesian Tobacco Research Board; tax statistics; demand and supply; the head of the Tobacco Export Promotion Council describes the reponsibilities of the Council and is asked about smoking and lung cancer; prospects.