Back garden boffin had cynanide sample labled ‘Zyklon B’

An obsessed amateur scientist kept a sample of deadly potassium cyanide labeled with the name of the poison used to kill millions in the German death camps to ‘brighten up his day,’ a court heard, Harry Whittaker, 33, stored homemade explosives, together with radioactive and lethal poisons in a garden shed he called ‘The Laboratory’ where he carried out his experiments. He created the label ‘Zyklon B’ for his cyanide sample, complete with a skull and crossbones logo. Whittaker, who…