Definitions of the Various Smoke Streams of a Cigarette / Zur Definition der Selektivität und der verschiedenen Rauchströme der Cigarette

With reference to recently acquired knowledge of the behaviour of cigarette smoke the author proposes definitions of the various smoke streams of a cigarette, of the smoke yield, of selectivity, and of the selective filtration. The choice of an appropriate smoke component upon which the definition of selectivity could be based is discussed