books.google.co.uk - In 1868, The Times reported that poisons contained in dyes were affecting the public's health. A doctor informed a London magistrate that brilliantly coloured socks had caused severe "constitutional and local complaint" to several of his patients. In one case, a patient's foot had become so swollen that...http://books.google.co.uk/books/about/The_Case_of_the_Poisonous_Socks_Tales_fr.html?id=FulDa-7VUTsC&utm_source=gb-gplus-shareThe Case of the Poisonous Socks: Tales from Chemistry