Safety Officer checking escape line in Boulby Potash mine

Size: 5027px × 3338px
Location: Boulby, Great Britain
Photo credit: © Mark Harvey / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: boulby, chloride, compost, dressing, excavate, extract, fertiliser, h2s, hard, hat, hydrogen, pit, potash, potassium, rescue, reserve, safety, salt, shaft, sulphide, testing, top, work