Bull. Spec. CORESTA Congress, Harare 1994, p. 157, ST 7
A study of physical degradation of cigarette butts
Japan Tobacco Inc., Yokokawa, Tokyo, Japan.
It is said that cigarette butts carelessly discarded outdoors are an unsightly nuisance. However, our knowledge of what factors affect the degradation process and how long it takes for the butts to disappear is still quite limited. To elucidate these...