Photograph of four female workers loading nitrated cotton waste in stabilising vats at HM Munitions Factory, Gretna (The United Kingdom's largest cordite - smokeless propellants - factory in World War One). The workers called it 'the devil's porridge'. To find out more about this experience, visit the Devil's Porridge museum.
Stabilising vats, HM Munitions Factory, Gretna
Credit: Crown copyright, NRS, GD1/1011/16 (Link to the Online Catalogue entry)