01/05/2020
Over a kilometre under the North Sea – eight miles from dry land – sits a Spelsberg GRP enclosure. Installed at the face of the UK's deepest mine as part of an Air Spectrum dust suppression system, this an environment so alien that NASA rovers, dark matter experiments and underground labs all call this place home. This is Boulby Mine, the frontline of Cleveland Potash Limited's polyhalite mining operations.