To accomplish this is the object of the machine under consideration, which is so constructed as to imitate the motions of a smoker, who, at regular intervals, would inhale a definite volume of air with a definite and constant force of suction.I am omitting the middle of the article because it focuses on the mechanics of Parenty's Smoking Machine, but if you are interested you can find it in issue 54 of Scientific American (23 January 1886)
The carcinogens present in tobacco smoke, such as benzene, formaldehyde, and polycyclic aromatic hydrocarbons, damage the DNA in lung cells, leading to the uncontrolled growth of cancer cells
These are usually white, green, or even blue in color
The move comes after the U.S
Its always better to get help than to break the system further