The paper displays a pattern of concentric circle striations called "burn rings." The burn rings correspond to two different thicknesses in the paper, which serve to precisely control the speed at which the cigarette burns, slowing it automatically when the smoker is not inhaling in order to prolong the cigarette's consumption and speeding it up as the smoker takes a drag so as to maximize smoke intake
Lets talk, especially if you work in public health, regulation, or industry
If a person wishes to quit smoking or protect his/her lungs from dangerous toxins, understanding how this process works and why it occurs will be important
We have established ourselves as a Chinese manufacturing leader across a variety of industries, our vast category continues to expand under the efforts of chemists and technicians
If you feel these could be beneficial to you, this can be discussed with your medical provider
Made: 1950-1985 This image is released under a CC BY-NC-SA 4.0 Licence License this image for commercial use at Science and Society Picture Library License SMG00198562 Science Museum Group The Board of Trustees of the Science Museum Packet of 20 Double Happiness, King Size, filter tipped cigarettes, middle tar, by Nanyang Brothers Tobacco Co