Nicotine pouches, by contrast, are far less likely to attract negative attention when used discreetly and are not subject to anywhere near the same amount of restriction
Proximity restrictions vary by location

Fire Science Publishers/Society of Fire Protection Engineers, Issaquah, WA Intering C, Refai R (2023) Wildfire ignition potential from cigarettes literature review, Research Report, Project number 301015285, FP Innovations, p 36 Countryman CM (1980), Some physical characteristics of cigarettes as firebrands, Report prepared under Forest Service Contract 43-9AD6-0-755, p 37 Countryman CM (1982) Ignition of grass fuels by cigarettes, Report prepared under Forest Service Contract 43-9AD6-1-617, p 15 Countryman CM (1982) Cigarette temperatures and burning rates, Report prepared under Forest Service Contract 43-9AD6-1-617, p 15 Dainer J (2003) Can cigarette butts start (bush) fires? Forensic Science Honours Project Thesis, University of Technology Sydney Sun P, Zhang Y, Sun L, Hu H, Gao F, Wang G, Zhang H (2018) Influence of fuel moisture content, packing ratio and wind velocity on the ignition probability of fuel beds composed of Mongolian oak leaves via cigarette butts

If those chemicals are not fully screened out, they will be carried through your bladder and into your urinary tract