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.
Large, heavy drums produce low-pitched sounds that often are used to drive the rhythm of different songs. The timpani and pitched bass drums found in marching bands and orchestras are among the most common types of oversize drum. The taiko -- literally meaning âbig fat drumâ -- is a large double-headed oversize drum used in traditional Japanese music.
Types. The 55 gallon drum is available in a variety of colors, materials and specifications. Steel and stainless steel drums can be lined or unlined. Plastic drums are durable and light. Fiber drums are made from a dense paperboard substance. Reconditioned steel and plastic drums can be found at specialty dealers.