Windscale nuclear reactor (UK): 7 October 1957. A fire in the graphite-core reactor, in Cumbria, results in a limited release of radioactivity (INES Level 5). The sale of milk from nearby farms is banned for a month. The reactor cannot be salvaged and is buried in concrete.
1 Bottom of foot pain may occur if the sciatic nerveâs S1 spinal nerve root is affected. 2  Typical symptoms of pain in the bottom of the foot may include weakness in the gastonemius muscle, making it hard to walk on the tiptoes, raise the heel off the ground, or even complete everyday activities like walking or driving.
Depending on the source of trouble, sciatic pain may be felt in the foot or even all the way to the toes. Sciatic nerve pain intensity can range from minor to severe, causing burning or aching sensations. Sciatica also causes tingling, numbness or weakness in the affected areas in some cases.