In 2014, the Institution of Chemical Engineers Salary Survey reported the average salary for a chemical engineer in the UK was Â£55,500, with a starting salary for a graduate averaging Â£30,000.
Brain Tumor. Rarely is a brain tumor the cause of headache. Headache can be either a late or early symptom of a brain tumor, depending on the location of the tumor. A constant, progressively increasing pain or a change in the character of headache pain may alert the physician to this occurrence.
Overview. 1  Headache is the most common symptom of brain tumors. Although the brain itself feels no pain, other structures including blood vessels, the covering of the brain, and nerves in the head produce pain in response to pressure or displacement caused by a tumor.