edvard munch cigarette Munch. Self-Portrait with Cigarette. 1895 Self-Portrait with Cigarette - Wikipedia

They may have difficulty concentrating on things or showing an interest in normal events

Sure, nicotine dependence is recognized as a mental illness but thats not nearly the whole story

A retailer will be required to get a retail tobacco specialty business permit if any of these factors are true: The sales of tobacco products, electronic cigarette products, and nicotine products account for more than 35% of the total quarterly gross receipts for the establishment

This earns it major points in the portability department, as you could plant it in your glove box and still manage to lose it in there

Dependence Nicotine makes it harder to quit, which means you have to be around it for longer