In a 1971 paper, Dr Michael Russell, a psychiatrist at the Addiction Research Unit based at the Maudsley Hospital in south London, concluded that nicotine was the motivating force underlying smoking behaviour.[27] Then, in a 1976 British Medical Journal paper on low-tar cigarettes, Dr Russell acknowledged that simply asking people to stop smoking or smoke fewer cigarettes would not work.[28] Neither would reducing nicotine levels below the satisfaction levels for smokers
But those small cigarette butts are made of cellulose acetate, and they do not biodegrade
New Zealanders would see them as a cigarette
However, actual packaging and materials may contain more or different details
Eunice Lucero-Lee is the Deputy Editor, Deals and Trends, for Best Products , Popular Mechanics, Runners World , Bicycling, and Biography