Room Air Levels of Harmful and Potentially Harmful Constituents After Heated Tobacco Product Use and Cigarettes

Following randomization 4 subjects will be enclosed in the smoking chamber for 20 minutes, with the first 10 minutes not using any study product and for the second 10 minutes each subject uses one unit of the assigned study product (Product A: Ploom Non-menthol) ad libitum. Continuous measurement and recording of air and aerosol analytical endpoints will start immediately following the cohort entry into the chamber and end at the same ending time as the time-weighted- average endpoints.

Following randomization 4 subjects will be enclosed in the smoking chamber for 20 minutes, with the first 10 minutes not using any study product and for the second 10 minutes each subject uses one unit of the assigned study product (Product B: Non-menthol UBCC) ad libitum. Continuous measurement and recording of air and aerosol analytical endpoints will start immediately following the cohort entry into the chamber and end at the same ending time as the time-weighted- average endpoints.

Following randomization 4 subjects will be enclosed in the smoking chamber for 20 minutes, with the first 10 minutes not using any study product and for the second 10 minutes each subject uses one unit of the assigned study product (Product C: Ploom® Menthol HTP) ad libitum. Continuous measurement and recording of air and aerosol analytical endpoints will start immediately following the cohort entry into the chamber and end at the same ending time as the time-weighted- average endpoints.

Following randomization 4 subjects will be enclosed in the smoking chamber for 20 minutes, with the first 10 minutes not using any study product and for the second 10 minutes each subject uses one unit of the assigned study product (Product D: Menthol UBCC) ad libitum. Continuous measurement and recording of air and aerosol analytical endpoints will start immediately following the cohort entry into the chamber and end at the same ending time as the time-weighted- average endpoints.