Cigarette smoke makes a small but detectable contribution to smog, reveals a study conducted by Glen Class, an environmental engineer at the California Institute of Technology. The study reveals that cigarette smoke comprises 1 to 1.3 per cent of the fine particles polluting the air around Los Angeles. Although Class acknowledges that cigarette smoke makes only a small contribution to the total, it has been pinpointed as one of a half dozen or so minor sources that collectively account for about a quarter of the pollution.
We are a voice to you; you have been a support to us. Together we build journalism that is independent, credible and fearless. You can further help us by making a donation. This will mean a lot for our ability to bring you news, perspectives and analysis from the ground so that we can make change together.
Comments are moderated and will be published only after the site moderator’s approval. Please use a genuine email ID and provide your name. Selected comments may also be used in the ‘Letters’ section of the Down To Earth print edition.