The growth in the historic period can be attributed to established consumer base for smokeless tobacco, widespread availability through retail channels, cultural acceptance in select regions, traditional manufacturing practices, strong brand loyalty
Yang H, Wang L, Shi YH, Sui GT, Wu YF, Lu XQ, et al
Other possible causes can be prolonged wearing of unclean dentures, diabetes , or a weak immune system
& Xie M
It would take the Legislature several months to pass new authorizing legislation and additional time to launch the new Proposition 99 programs, which meant that proponents would be back in the Legislature debating the future of Proposition 99
But fewer additives doesnt mean safe. The tobacco leaf itselfwhether destined for a pipe or a cigarettenaturally contains nicotine and produces carcinogens when burned