First, there is already a robust regulatory framework that governs the manufacturing and sale of tobacco products, which includes graphic health warnings, no branding, and mandates products to be hidden at point of sale
James JR, Villanueva HF, Johnson JH, Arezo S, Rosecrans JA (1994)
Adults can legally possess up to 3 ounces of cannabis flower and 24 grams of concentrated cannabis for personal use
Expanding legal markets encourage intensive growing practices to increase yield, inviting the use of pesticides to protect those high-value crops from insect infestations common in greenhouse environments
American cigs also contain more ammonia, compounds added to make inhaling tobacco smoke more pleasant, and sugars, which can make quitting even harder, Harvard School of Public Health tobacco research scientist Hillel Alpert told Mic