Skip to main content
Have a personal or library account? Click to login
Operating Conditions of an Induction-Based Electrically Heated Tobacco System – Tobacco Heating System 3.0 Cover

Operating Conditions of an Induction-Based Electrically Heated Tobacco System – Tobacco Heating System 3.0

Open Access
|Mar 2026

References

  1. Rodgman, A. and T.A. Perfetti: The Chemical Components of Tobacco and Tobacco Smoke; 2013, CRC Press, Boca Raton, FL, USA. ISBN: 9781466515482
  2. Pratte, P., S. Cosandey, and C. Goujon Ginglinger: Investigation of Solid Particles in the Mainstream Aerosol of the Tobacco Heating System THS 2.2 and Mainstream Smoke of a 3R4F Reference Cigarette; Hum. Exp. Toxicol. 36 (2017) 1115–1120. DOI: 10.1177/0960327116681653
  3. Centers for Disease Control and Prevention (U.S.); National Center for Chronic Disease Prevention and Health Promotion (U.S.); Office on Smoking and Health (U.S.): How Tobacco Smoke Causes Disease: The Biology and Behavioral Basis for Smoking-Attributable Disease: A Report of the Surgeon General; Centers for Disease Control and Prevention, Atlanta, GA, USA, 2010. ISBN-13: 978-0-16-084078-4
  4. You, R., W. Lu, M. Shan, J.M. Berlin, E.L. Samuel, D.C. Marcano, Z. Sun, W.K. Sikkema, X. Yuan, L. Song, A.Y. Hendrix, J.M. Tour, D.B. Corry, and F. Kheradmand: Nanoparticulate Carbon Black in Cigarette Smoke Induces DNA Cleavage and Th17-Mediated Emphysema; eLife 4 (2015) e09623. DOI: 10.7554/eLife.09623
  5. Coggon, D. and A. Newman Taylor: Coal Mining and Chronic Obstructive Pulmonary Disease: A Review of the Evidence; Thorax 53 (1998) 398–407. DOI: 10.1136/thx.53.5.398
  6. Laney, A.S. and D.N. Weissman: Respiratory Diseases Caused by Coal Mine Dust; J. Occup. Environ. Med. 56 Suppl 10 (2014) S18–22. DOI: 10.1097/jom.0000000000000260
  7. Janssen, N.A.H., M.E. Gerlofs-Nijland, T. Lanki, R.O. Salonen, F. Cassee, G. Hoek, P. Fischer, B. Brunekreef, and M. Krzyzanowski: Health Effects of Black Carbon; 2012, World Health Organization, Regional Office for Europe, Copenhagen, DK. Available at: https://unece.org/DAM/env/documents/2012/air/Health_Effects_of_Black_Carbon_report.pdf (accessed February 2026)
  8. Collins Dictionary. Available at: https://www.collinsdictionary.com/dictionary/english/ (accessed February 2026)
  9. Gross, D., J.J. Loftus, and A.F. Robertson: Method for Measuring Smoke From Burning Materials; ASTM Selected Technical Papers, Symposium on Fire Test Methods — Restraint & Smoke 1966, Committee E-5, American Society for Testing and Materials, West Conshohocken, PAS, USA. DOI: 10.1520/STP41310S
  10. Merriam-Webster Dictionary. Available at: https://www.merriam-webster.com (accessed February 2026)
  11. Mulholland, G.W.: Smoke Production and Properties; in: SFPE Handbook of Fire Protection Engineering, 2nd Edition, Section 2, Chapter 15, edited by: M.A. Quincy, P.J. DiNenno, C.L. Beyler, R.L.P. Custer, W.D. Walton, J.M. Watts, D. Drysdale J.R., P.J. Hall Jr., 1995, The National Institute of Standards and Technology (NIST), Gaithersburg, MD, USA, p.217–227. Available at: https://firedoc.nist.gov/article/SncyXYQBWEcjUZEYqK_9 (accessed February 2026)
  12. National Fire Protection Association; NFPA Glossary of Terms – 2021 Edition (Updated as of March 30, 2021). Available at: https://www.nfpa.org/downloadable-resources/definitions/nfpa-glossary-of-terms-2021. (accessed February 2026)
  13. Oxford Dictionary; Smoke. Available at: https://en.oxforddictionaries.com/definition/smoke. (accessed February 2026)
  14. Bankston, C.P., B.T. Zinn, R.F. Browner, and E.A. Powell: Aspects of the Mechanisms of Smoke Generation by Burning Materials; Combust. Flame 41 (1981) 273–292. DOI: 10.1016/0010-2180(81)90062-6
  15. Michelsen, H.A., M.B. Colket, P.-E. Bengtsson, A. D'Anna, P. Desgroux, B.S. Haynes, J.H. Miller, G.J. Nathan, H. Pitsch, and H. Wang: A Review of Terminology Used to Describe Soot Formation and Evolution Under Combustion and Pyrolytic Conditions; ACS Nano 14 (2020) 12470–12490. DOI: 10.1021/acsnano.0c06226
  16. Torero Cullen, J., T. Kärkelä, and U. Tapper: Signatures that Differentiate Thermal Degradation and Heterogeneous Combustion of Tobacco Products and their Respective Emissions; J. Anal. Appl. Pyrolysis 179 (2024) 106478. DOI: 10.1016/j.jaap.2024.106478
  17. Buckmaster, J., P. Clavin, A. Liñán, M. Matalon, N. Peters, G. Sivashinsky, and F.A. Williams: Combustion Theory and Modeling; in: Proceedings of the Combustion Institute, 2005, Chicago, IL, USA. Available at: https://experts.illinois.edu/en/publications/combustion-theory-and-modeling-2/ (accessed February 2026)
  18. Glassman, I., R.A. Yetter, and N.G. Glumac: Combustion; Academic Press,Waltham, MA, USA, 2014. ISBN-13: 978-0124079137
  19. Torero, J.L., J.I. Gerhard, M.F. Martins, M.A.B. Zanoni, T.L. Rashwan, and J.K. Brown: Processes Defining Smouldering Combustion: Integrated Review and Synthesis; Prog. Energy Combust. Sci. 81 (2020) 100869. DOI: 10.1016/j.pecs.2020.100869
  20. Malt, L., K. Thompson, E. Mason, T. Walele, T. Nahde, and G. O'Connell: The Product Science of Electrically Heated Tobacco Products: A Narrative Review of the Scientific Literature; F1000Res. 11 (2022). DOI: 10.12688/f1000research.74718.1
  21. Tattan-Birch, H., J. Hartmann-Boyce, L. Kock, E. Simonavicius, L. Brose, S. Jackson, L. Shahab, and J. Brown: Heated Tobacco Products for Smoking Cessation and Reducing Smoking Prevalence; Cochrane Database Syst. Rev. 1 (2022) Cd013790. DOI: 10.1002/14651858.CD013790.pub2
  22. Intenational Standards Organization (ISO): ISO 6080:2024 – Tobacco Heating Systems – Vocabulary; 2024, Intenational Standards Organization, Geneva, Switzerland.
  23. Smith, M.R., B. Clark, F. Lüdicke, J.-P. Schaller, P. Vanscheeuwijck, J. Hoeng, and M.C. Peitsch: Evaluation of the Tobacco Heating System 2.2. Part 1: Description of the System and the Scientific Assessment Program; Regul. Toxicol. Pharmacol. 81 (2016) S17–S26. DOI: 10.1016/j.yrtph.2016.07.006
  24. Eaton, D., B. Jakaj, M. Forster, J. Nicol, E. Mavropoulou, K. Scott, C. Liu, K. McAdam, J. Murphy, and C.J. Proctor: Assessment of Tobacco Heating Product THP1.0. Part 2: Product Design, Operation and Thermophysical Characterisation; Regul. Toxicol. Pharmacol. 93 (2018) 4–13. DOI: 10.1016/j.yrtph.2017.09.009
  25. Smith, M., M.C. Peitsch, and S. Maeder: Electronic Nicotine Delivery Products; Chapter 2, in: Toxicological Evaluation of Electronic Nicotine Delivery Products, edited by: M.C. Peitsch and J. Hoeng, Academic Press, Cambridge, MA, USA, 2021, p. 17–22. DOI: 10.1016/B978-0-12-820490-0.00016-X
  26. Philip Morris International: Heated Tobacco Products. Available at: https://www.pmi.com/smoke-free-products/heated-tobacco-products (accessed February 2026)
  27. British American Tobacco Science: Building A Smokeless World. Available at: https://www.batscience.com/building-a-smokeless-world/ (accessed February 2026)
  28. Japan Tobacco International: Who is JTI? Available at: https://www.jti.com/en (accessed February 2026)
  29. Znyk, M., J. Jurewicz, and D. Kaleta: Exposure to Heated Tobacco Products and Adverse Health Effects, a Systematic Review; Int. J. Environ. Res. Public Health 18 (2021) 6651. DOI: 10.3390/ijerph18126651.
  30. Cho, Y.J. and J.F. Thrasher: Flavour Capsule Heat-Sticks for Heated Tobacco Products; Tob. Control 28 (2019) e158–e159. DOI: 10.1136/tobaccocontrol-2018-054472
  31. World Customs Organization: HS Nomenclature 2022 edition. Available at: https://www.wcoomd.org/-/media/wco/public/global/pdf/topics/nomenclature/instruments-and-tools/hs-nomenclature-2022/2022/0424_2022e.pdf. (accessed February 2026)
  32. European Parliament and of the Council: Directive 2014/40/EU of the European Parliament and of the Council of 3 April 2014 on the Approximation of the Laws, Regulations and Administrative Provisions of the Member States Concerning the Manufacture, Presentation and Sale of Tobacco and Related Products and Repealing Directive 2001/37/EC Text with EEA relevance, Official Journal of the European Union, L 127/1, 2014, pp. 1–38.
  33. British Standard Institution (BSI): Publicly Available Specification (PAS) 8850:2020 – Non-Combusted Tobacco Products. Heated Tobacco Products and Electrical Tobacco Heating Devices. Specification. 2020. Available at: https://knowledge.bsigroup.com/products/non-combusted-tobacco-products-heated-tobacco-products-and-electrical-tobacco-heating-devices-specification (accessed February 2026)
  34. Cozzani, V., F. Barontini, T. McGrath, B. Mahler, M. Nordlund, M. Smith, J.P. Schaller, and G. Zuber: An Experimental Investigation Into the Operation of an Electrically Heated Tobacco System; Thermochim. Acta 684 (2020) 178475. DOI: 10.1016/j.tca.2019.178475
  35. Amorós-Pérez, A., L. Cano-Casanova, M. del Carmen Román-Martínez, and M.Á. Lillo-Ródenas: Solid Matter and Soluble Compounds Collected from Cigarette Smoke and Heated Tobacco Product Aerosol Using a Laboratory Designed Puffing Setup; Environ. Res. 206 (2022) 112619. DOI: 10.1016/j.envres.2021.112619
  36. Amorós-Pérez, A., L. Cano-Casanova, M. del Carmen Román-Martínez, and M.Á. Lillo-Ródenas: Comparison of Particulate Matter Emission and Soluble Matter Collected from Combustion Cigarettes and Heated Tobacco Products Using a Setup Designed to Simulate Puffing Regimes; Chem. Eng. J. Adv. 8 (2021) 100144. DOI: 10.1016/j.ceja.2021.100144
  37. Kärkelä, T., J.-C. Ebinger, U. Tapper, O. Robyr, and T. Jalanti: Investigation into the Presence or Absence of Solid Particles Generated from Thermal Processes in the Aerosol from an Electrically Heated Tobacco Product With and Without Filter Elements; Aerosol Air Qual. Res. 21 (2021) 200667. DOI: 10.4209/aaqr.200667
  38. Kärkelä, T., U. Tapper, and T. Kajolinna: Comparison of 3R4F Cigarette Smoke and IQOS Heated Tobacco Product Aerosol Emissions; J. Env. Sci. Pollut. Res. (2022) 1–19. DOI: 10.1007/s11356-021-18032-x
  39. Nordlund, M., M. Smith, S. Maeder, T. McGrath, J.-P. Schaller, P. Pratte, P. Picavet, and M.C. Peitsch: Scientific Substantiation of the Absence of Combustion in the Electrically Heated Tobacco Product (EHTP) and that the Aerosol Emitted is Not Smoke; Version 2.0. Technical report. 2020, Philip Morris Products S.A. Available at: https://www.pmiscience.com/en/research/publications-library/scientific-substantiation-of-the-absence-of-combustion-in-the-electrically-heated-tobacco-product-ehtp-and-that-the-aerosol-emitted-is-not-smoke/ (accessed February 2026)
  40. Bechikhi, M., F. Quilès, R. Lainé, Y. Le Brech, and A. Dufour: Effect of Oxygen on the Temperatures and Conversion of Tobacco in an Electrically Heated System; J. Anal. Appl. Pyrolysis 177 (2024) 106312. DOI: 10.1016/j.jaap.2023.106312
  41. Zarvalis, D., P. Baltzopoulou, D. Deloglou, E. Daskalos, L. Chasapidis, E. Papaioannou, and G. Karagiannakis: Assessment of Particulate Matter Emissions from Tobacco Products; Aerosol Air Qual. Res. 24 (2024) 240125. DOI: 10.1007/s44408-025-00011-3
  42. Takahashi, Y., K. Matsumura, H. Fukudomi, R. Bach, T. Hirabayashi, S. Sato, N. Horiuchi, and Y. Azegami: Confirmation of Absence of Combustion in an Electronically Heated Tobacco Product Using Multiple Methods; Next Res. (2025) 100294. DOI: 10.1016/j.nexres.2025.100294
  43. Gunduz, I., M. Nordlund, J. King, B. Gustin, G. Cudazzo, M. Nesovic, Y. Butin, E. Stura, M. Alriquet, M. Chauhan, A. Rossoll, J. Szostak, and M. Belushkin: A Comparative Assessment of HPHC Yields and In Vitro Toxicity for 1R6F Reference Cigarette Smoke Versus Aerosol Generated by Tobacco Heating System 3.0; Aerosol Sci. Technol. 59 (2025) 146–162. DOI: 10.1080/02786826.2024.2403573
  44. Miller-Holt, J., G. O'Connell, R. Bach, M. Charriere, Y. Kanemaru, Z. Su, S. Larroque, and K. Jacobson: Assessing the Comparability of Toxic Emissions Reduction from Heated Tobacco Aerosols Relative to Cigarette Smoke: A Scientific Approach to Bridging Datasets; Intern. Emerg. Med. 21 (2026) 83–99. DOI: 10.1007/s11739-025-04160-6
  45. Bechikhi, M., E. Masson, O. Herbinet, and A. Dufour: Mapping of Tobacco Conversion Characteristics in Electrically Heated Systems: Effect of Air and Temperatures on the Onset of Combustion and Formation of Volatile Species; J. Anal. Appl. Pyrolysis 184 (2024) 106847. DOI: 10.1016/j.jaap.2024.106847
  46. International Standardization Organization (ISO): ISO 20778:2018 – Cigarettes – Routine Analytical Cigarette Smoking Machine – Definitions and Standard Conditions with an Intense Smoking Regime; ISO, Geneva, Switzerland, 2018.
  47. McGrath, T.E., J.B. Wooten, W.G. Chan, and M.R. Hajaligol: Formation of Polycyclic Aromatic Hydrocarbons from Tobacco: The Link Between Low Temperature Residual Solid (Char) and PAH Formation; Food Chem. Toxicol. 45 (2007) 1039–1050. DOI: 10.1016/j.fct.2006.12.010
  48. Goujon, C., S. Kleinhans, S. Maeder, L. Poget, and J.-P. Schaller: Robustness of HPHC Reduction for THS 2.2 Aerosol Compared With 3R4F Reference Cigarette Smoke Under High Intensity Puffing Conditions; Contrib. Nicotine Tob. Res. 29 (2020) 66–83. DOI: 10.2478/cttr-2020-0008
  49. Jalanti, T. and P. Henchoz: Analytical Scanning Electron Microscopy: A Most Important Aid for Solving Microcontamination Problems; Swiss Contam. Control. 3 (1990) 428–432.
  50. Levene, H.: Robust Tests for Equality of Variances; in: Contributions to Probability and Statistics: Essays in Honor of Harold Hotelling, edited by I. Olkin. 1960, Stanford University Press, Palo Alto, CA, USA, 278–292.
  51. Migliaccio, R., F. Cerciello, M.M. Oliano, C. Russo, B. Apicella, and O. Senneca: Effect of Oxidative Atmospheres on Thermochemical Degradation of Tobacco: Discriminating Between Oxidative Pyrolysis and Combustion; Fuel 374 (2024) 132313. DOI: 10.1016/j.fuel.2024.132313
  52. Barontini, F., A. Tugnoli, V. Cozzani, J. Tetteh, M. Jarriault, and I. Zinovik: Volatile Products Formed in the Thermal Decomposition of a Tobacco Substrate; Ind. Eng. Chem. Res. 52 (2013) 14984–14997. DOI: 10.1021/ie401826u
  53. Senneca, O., S. Ciaravolo, and A. Nunziata: Composition of the Gaseous Products of Pyrolysis of Tobacco Under Inert and Oxidative Conditions; J. Anal. Appl. Pyrolysis 79 (2007) 234–243. DOI: 10.1016/j.jaap.2006.09.011
  54. Im, H., F. Rasouli, and M. Hajaligol: Formation of Nitric Oxide During Tobacco Oxidation; J. Agric. Food Chem. 51 (2003) 7366–7372. DOI: 10.1021/jf030393w
  55. Schaller, J.-P., J.P.M. Pijnenburg, A. Ajithkumar, and A.R. Tricker: Evaluation of the Tobacco Heating System 2.2. Part 3: Influence of the Tobacco Blend on the Formation of Harmful and Potentially Harmful Constituents of the Tobacco Heating System 2.2 Aerosol; Regul. Toxicol. Pharmacol. 81 (2016) S48–S58. DOI: 10.1016/j.yrtph.2016.10.016
  56. Richter, H. and J.B. Howard: Formation of Polycyclic Aromatic Hydrocarbons and their Growth to Soot – A Review of Chemical Reaction Pathways; Prog. Energy Combust. Sci. 26 (2000) 565–608. DOI: 10.1016/S0360-1285(00)00009-5
  57. Haynes, B.S. and H.G. Wagner: Soot Formation; Prog. Energy Combust. Sci. 7 (1981) 229–273. DOI: 10.1016/0360-1285(81)90001-0
  58. He, Q., Q. Guo, K. Umeki, L. Ding, F. Wang, and G. Yu: Soot Formation During Biomass Gasification: A Critical Review; Renew. Sustain. Energy Rev. 139 (2021) 110710. DOI: 10.1016/j.rser.2021.110710
  59. Atiku, F.A., A.R. Lea-Langton, K.D. Bartle, J.M. Jones, A. Williams, I. Burns, and G. Humphries: Some Aspects of the Mechanism of Formation of Smoke from the Combustion of Wood; Energy & Fuels 31 (2017) 1935–1944. DOI: 10.1021/acs.energyfuels.6b02639
  60. Atiku, F.A., E.J.S. Mitchell, A.R. Lea-Langton, J.M. Jones, A. Williams, and K.D. Bartle: The Impact of Fuel Properties on the Composition of Soot Produced by the Combustion of Residential Solid Fuels in a Domestic Stove; Fuel Process. Technol. 151 (2016) 117–125. DOI: 10.1016/j.fuproc.2016.05.032
  61. Frenklach, M. and A.M. Mebel: On the Mechanism of Soot Nucleation; Phys. Chem. Chem. Phys. 22 (2020) 5314–5331. DOI: 10.1039/D0CP00116C
  62. Semenikhin, A.S., A.S. Savchenkova, I.V. Chechet, S.G. Matveev, M. Frenklach, and A.M. Mebel: On the Mechanism of Soot Nucleation. II. E-Bridge Formation at the PAH Bay; Phys. Chem. Chem. Phys. 22 (2020) 17196–17204. DOI: 10.1039/D0CP02554B
  63. Pasternak, M., B.T. Zinn, and R.F. Browner. The Role of Polycyclic Aromatic Hydrocarbons (PAH) in the Formation of Smoke Particulates During the Combustion of Polymeric Materials; in: Symposium (International) on Combustion, 1981, Pittsburgh, PA, USA.
  64. Prado, G., J. Jagoda, and J. Lahaye: Smoke Formation by Combustion of Polymeric Materials; Fire Saf. J. 1 (1978) 229–235. DOI: 10.1016/0379-7112(78)90011-5
  65. Hurley, M.J.: SFPE Handbook of Fire Protection Engineering; edited by M.J. Hurley, D.T. Gottuk, J.R. Hall Jr., K. Harada, E.D. Kuligowski, M. Puchovsky, J.L. Torero, J.M. Watts Jr., C.J. Wieczorek, Springer Publishing, New York, NY, USA, 2016. ISBN: 978-1493925650
  66. Turns, S.R.: An Introduction to Combustion. Concepts and Applications; McGraw Hill, New Delhi, India, 2012. ISBN: 978-1-25-902594-5
  67. Rein, G.: Smoldering Combustion; in: SFPE Handbook of Fire Protection Engineering, edited by M.J. Hurley, D.T. Gottuk, J.R. Hall Jr., K. Harada, E.D. Kuligowski, M. Puchovsky, J.L. Torero, J.M. Watts Jr., C.J. Wieczorek, Springer Publishing, New York, NY, USA, 2016, pp. 581–603. Available at: http://link.springer.com/chapter/10.1007/978-1-4939-2565-0_19 (accessed February 2026)
  68. Baker, R.R.: A Review of Pyrolysis Studies to Unravel Reaction Steps in Burning Tobacco; J. Anal. Appl. Pyrolysis 11 (1987) 555–573. DOI: 10.1016/0165-2370(87)85054-4
  69. Simoneit, B.R.T.: Biomass Burning – a Review of Organic Tracers for Smoke from Incomplete Combustion; Appl. Geochem. 17 (2002) 129–162. DOI: 10.1016/S0883-2927(01)00061-0
  70. Ohlemiller, T.J.: Modeling of Smoldering Combustion Propagation; Prog. Energy Combust. Sci. 11 (1985) 277–310. DOI: 10.1016/0360-1285(85)90004-8
  71. Rein, G.: Smouldering Combustion Phenomena in Science and Technology; Int. Rev. Chem. Eng. 1 (2009) 3–18.
  72. Baker, R.R.: Product Formation Mechanisms Inside a Burning Cigarette; Prog. Energy Combust. Sci. 7 (1981) 135–153. DOI: 10.1016/0360-1285(81)90008-3
  73. Demirbas, A.: Hazardous Emissions from Combustion of Biomass; Energy Sources Part A: Recovery Util. Environ. Eff. 30 (2007) 170–178. DOI: 10.1080/00908310600712406
  74. Rasbash, D.J. and D.D. Drysdale: Fundamentals of Smoke Production; Fire Saf. J. 5 (1982) 77–86. DOI: 10.1016/0379-7112(82)90008-X
  75. Zarvalis, D., D. Deloglou, K. Tsortanidou, E. Papaioannou, and G. Karagiannakis: Electrically Tobacco Heating System: Mapping of Thermal Conditions Controlling Soot Particles Formation; J. Aerosol Sci. (2025) 106574. DOI: 10.1016/j.jaerosci.2025.106574
  76. Tane, E.G., L. Martínez-Gómez, A. Amorós-Pérez, M.C. Román-Martínez, and M.A. Lillo-Ródenas: A Novel Approach to the Quantitative Analysis of the Particulate Matter in Conventional Cigarette Smoke and Heated Tobacco Product Aerosols; Heliyon. 10 (2024) e35028. DOI: 10.1016/j.heliyon.2024.e35028
  77. Tane, E.G., A. Amorós-Pérez, L. Martínez-Gómez, M.C. Román-Martínez, and M.A. Lillo-Ródenas: Review and Comparative Analysis of the Particulate Matter Generated in Conventional Cigarettes and Heated Tobacco Products – Mainstream and Environmental Emissions; Environ. Adv. 16 (2024) 100552. DOI: 10.1016/j.envadv.2024.100552
Language: English
Page range: 39 - 57
Submitted on: Oct 16, 2025
Accepted on: Jan 30, 2026
Published on: Mar 25, 2026
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year

© 2026 Markus Nordlund, Serge Maeder, Jerome Courbat, Gianluca Bongiovanni, Anna Susz, Pascal Pratte, Enrico Stura, Brankica Aleksic, Maurice Smith, published by Institut für Tabakforschung GmbH
This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 License.