Fatal Fashion! These days, you'd never think of wearing a dress dyed with arsenicbut someone had to figure that out the hard way. Check out this deadly dress and other fascinating Keira Knightley as Cecilia Tallis in her 1935 iconic emerald green dress designed by Jacqueline Durran for the film Atonement (2007) Cecilia Linen Dress Reformation TikTok Arsenic in Old Lace: The Deadly Fashion Trend That Attacked People Where They Lived Kate Dolan Award Winning Author Scheele's green was the most fashionable colour for the Victorian elite. Unfortunately the dye combined copper and arsenic and resulted in skin cancer, killing hundreds of textile workers. Did someone say those