| abstract |
This invention relates to a method of removing nicotine in smoking and a smoking filter to be used therefore. The method according to the present invention comprising the impregnation of smoking filter with an aqueous solution of potassium permanganate and chlorine just before smoking and thereby to change, by the smoking filter through which smoke passes, poisonous nicotine contained in the smoke produced from burning of tobacco into nutritious vitamin which is a factor of vitamin B complex. |