1 Examples of viral infections include, mumps or hepatitis B. 2  Some autoimmune conditions-such as lupus, or Sjogren's syndrome. 3  Injury to the pancreas. 4  Idiopathic-about 15% of all cases of acute pancreatitis are termed idiopathic pancreatitis.
For instance, in America, these kinds of drums are referred to as the doumbek. They are widely used in E. Europe, N. Africa and a larger part of Asia. Good examples of these kinds of drums include the Bendir, Riq, Tamburine, Irish bodhran etc. These drums are mostly made of wood which forms almost a perfect circle.
Anything would work better than a brake drum- a box filled with dirt or clay with a hollow depression for the fire, a flat surface made of stone or steel with a pile of cinders creating a depression for the fire. Anything but a brake drum. Brake drums were meant for use on cars and trucks- not in a blacksmith's forge.