1. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 25

    Misperception of e-cigarette harm growing among American adults, 2013-2015

    VERRON T.(1); GUO M.(1); VARIGNON B.(1); O'CONNELL G.(2); WALELE T.(2); CAHOURS X.(1)
    (1) SEITA - Imperial Brands plc, Paris, France; (2) Fontem Ventures B.V., Amsterdam, The Netherlands
    Electronic cigarettes (e cigarettes) have been characterised as significantly less harmful than smoked tobacco by an increasing number of public health authorities. However, the proportion of American adults who perceive e cigarettes to be equally or...
  2. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, ST 22

    Estimation of e-cigarette aerosol yields based on puff duration

    JULIEN R.(1); TSCHIERSKE N.(2); VARIGNON B.(1); TROUDE V.(1); DESTRUHAUT S.(1); WALELE T.(3); COLARD S.(1); CAHOURS X.(1)
    (1) SEITA-Imperial Tobacco Limited, Fleury-les-Aubrais, France; (2) Reemtsma Cigarettenfabriken GmbH (an Imperial Brands PLC Company), Hamburg, Germany; (3) Fontem Ventures B.V. (an Imperial Brands PLC Company), Amsterdam, The Netherlands
    There are regulatory requirements in quantifying and comparing the emission levels of major and minor aerosol constituents from e-cigarettes. Up until the recent publication in 2015 of CORESTA Recommended Method (CRM) No. 81 - "Routine Analytical...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, ST 37

    Nicotine reduction: use of a modelling approach to evaluate unintended consequences, a focus on illicit trade

    GUO M.; VERRON T.; CAHOURS X.; COLARD S.
    SEITA-Imperial Tobacco Limited, Fleury-les-Aubrais, France
    In 2015, the WHO TobReg issued an advisory note recommending a strategy of reducing nicotine in tobacco to substantially lower levels. The authors considered that regulation of nicotine levels would lead to a decrease of smoking prevalence. In their...
  4. CORESTA Congress, Berlin, 2016, Smoke Science/Product Technology Groups, ST 42

    Exhaled aerosol properties in a room following use of electronic cigarettes and conventional cigarettes

    CAHOURS X.(1); MARTUZEVICIUS D.(2); PRASAUSKAS T.(2); SETYAN A.(3,4); O’CONNELL G.(5); JULIEN R.(1); WANG J.(3,4); COLARD S.(1)
    (1) SEITA-Imperial Tobacco, Fleury-les-Aubrais, France; (2) Department of Environmental Technology, Kaunas University of Technology, Kaunas, Lithuania; (3) Laboratory for Advanced Analytical Technologies, EMPA (Swiss Federal Laboratories for Materials Science and Technology), Dübendorf, Switzerland; (4) Institute of Environmental Engineering, ETH Zürich, Zürich, Switzerland; (5) Fontem Ventures B.V., HN Amsterdam, Netherlands
    Use of electronic cigarettes (e-cigarettes) is rapidly increasing among smokers as an alternative to conventional tobacco cigarettes (CC). As e-cigarettes do not contain tobacco and do not require combustion, the mechanism of aerosol generation...
  5. CORESTA Meeting, Agronomy/Phytopathology, 2015, Izmir, Turkey, IG 01 ; CORESTA Meeting, Smoke Science/Product Technology, 2015, Jeju, IG 01

    Association mapping in a collection of tobacco reference cultivars. Step One: Variability of smoke constituents

    JULIO E.(1); VERRON T.(2); CAHOURS X.(2); DORLHAC de BORNE F.(1); COLARD S.(2)
    (1) SEITA, Imperial Tobacco Group, Bergerac, France; (2) SEITA, Imperial Tobacco Group, Fleury-les-Aubrais, France
    Recent developments of sequencing technologies and computational methods have given the opportunity to detect natural variation underlying complex traits in crops. For this purpose, association mapping can be used to identify the link between tobacco...
  6. CORESTA Meeting, Smoke Science/Product Technology, 2015, Jeju, ST 03

    The challenges associated with emission ceilings based on multivariate quantile

    VERRON T.(2); BRY X.(1); CAHOURS X.(2); COLARD S.(2)
    (1) UM2, University Montpellier 2, France; (2) SEITA, Imperial Tobacco Group, Fleury-les-Aubrais, France
    In 2012, we evaluated and presented at the CORESTA Congress[1] the probable impact of emission ceilings as proposed by the joint working group of the WHO Study group on Tobacco Product Regulation (TobReg)[2] using experimental data and we...
  7. CORESTA Meeting, Smoke Science/Product Technology, 2015, Jeju, ST 05

    Smoke analysis of fine-cut tobacco (Part 2) – challenges for testing Make-Your-Own tobacco

    TEILLET B.; VERRON T.; CAHOURS X.; COLARD S.
    SEITA, Imperial Tobacco Group, Bergerac, France
    The set of three ISO standards within ISO 15592 specify methods for sampling, conditioning and determining nicotine and “tar” in mainstream smoke of fine-cut tobacco. The method requires four articles to be prepared and smoked using two weights of...
  8. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, ST 29

    Product comparison: the risk associated with multiple testing

    VERRON T.(1); CAHOURS X.(1); COLARD S.(2)
    (1) Imperial Tobacco Group, SEITA, Fleury-les-Aubrais, France; (2) Imperial Tobacco Ltd, Bristol, U.K.
    Manufacturers are increasingly being asked by regulatory authorities to report data on their new products. For example, the United States Food and Drug Administration (FDA) requires that these data are used to compare a new tobacco product to a...