Atomic Progress In Britain -- Atomic Waste - This pipelines running from the Windscale factory in Cumberland, carry medium-active effluent after treatment for discharge into the sea. The level of activity that may be discharged has been laid down by the Ministry of Health in terms of certain tolerance levels, which have been decided by the Medical Research Council. These pictures from British official sources tell the story of Britain's atomic progress. They are reproduced in 'Britain's Atomic Factories', Latest book published in Britain. January 18, 1954. (Photo by Reuterphoto).