Coal used for this process is called steaming coal. In 2008 77% of the electricity generated in Australia was produced by coal fired power stations (includes black and brown coals). Some types of black coal are suitable for coke-making.
These symptoms may occur in the back, leg and down to the foot. The most common nerve irritation originating from the lumbar spine is Sciatica. This is an irritation of the sciatic nerve, which can produce pain, numbness, and weakness down the leg along the areas innervated by the sciatic nerve.
A peripheral nerve is a nerve that is outside the brain and outside the. spinal cord, which are called the central nervous system.. Your problem may involve. pain or loss of touch perception due to injury to a sensory nerve. Your problem may. involve muscle weakness or paralysis due to injury to a motor nerve.