<http://schema.org/description>
"Windscale Plutonium Plant. 11/10/57: 3000 workers were warned to stay under cover at the atomic factory, where some uranium cartridges in the centre of Pile 1 had become red hot. Filters at the top of the 400ft high chimneys prevented the escape of radio active matter."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mediastorehouse.com/the-windscale-plutonium-plant/print/11720532.html>