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. 2017 Apr 27;7:46239. doi: 10.1038/srep46239

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Copyright © 2017, The Author(s)

This work is licensed under a Creative Commons Attribution 4.0 International License. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in the credit line; if the material is not included under the Creative Commons license, users will need to obtain permission from the license holder to reproduce the material. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/

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Whole tobacco smoke tar particles were analyzed by GC-MS and 30 chemicals were found to be common to all the tobacco products. 49 unique chemical entities were identified in tar particles from all 3 little cigars. In contrast, 6 unique chemicals were identified in Kentucky cigarettes.