Sterling silver contains 92.5% silver. The rest is copper or some other metal. It is used for jewellery and silver tableware, where appearance is important. Silver is used to make mirrors, as it is the best reflector of visible light known, although it does tarnish with time.
There are three types of pancreatic tumors. Insulinoma: This is a rare type of pancreatic tumor that secretes insulin, which lowers the levels of sugar in the blood. Research indicates that only 10% of insulinomas are cancerous. Surgery is the only option for survival of insulinoma and 90% success rate is assured.
Pancreatic cancer is a disease in which malignant (cancerous) cells form in the tissues of the pancreas. The pancreas is a gland located behind the stomach and in front of the spine.The pancreas produces digestive juices and hormones that regulate blood sugar.ymptoms of pancreatic cancer include: 1  Jaundice (yellowing of the skin and whites of the eyes). 2  Pain in the upper or middle abdomen and back. 3  Unexplained weight loss. 4  Loss of appetite. 5  Fatigue.