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This density parameter also provides insights into a particles shape, whereby a homogeneous, spherical particle has a constant effective density equivalent to its material density and a fractal-like particle, such as soot, has a size-dependent effective density lower than its material density

The pilot will help the Company better understand how adult smokers will use this unique and revolutionary product prior to advancing to national distribution, providing an unmatched tool for helping adult smokers find an off-ramp from nicotine addiction

Do smoking fingertips impact your health

However, we can explore some general guidelines to provide a better understanding

Tig Notaro: So, yeah