Radiation Portal Monitor (RPM) was designed to detect traces of radiation emitted from an object passing through a RPM. Gamma radiation is detected, and in some cases complemented by neutron detection when sensitivity for nuclear material is desired.
1 heartburn or acid indigestion (acid reflux), 2  bloating, 3  gas, 4  nausea, 5  acidic taste in the mouth, 6  stomach discomfort, 7  constipation or diarrhea, and. 8  decreased appetite. 9  Indigestion has many causes including medical conditions, medications, diet, and lifestyle.
Causes of Acid Indigestion. There are a number of factors which can cause acid indigestion. Some of the more common etiologies/causes of acid indigestion include peptic ulcers and gastroesophageal reflux. Although rare, gastric and pancreatic cancers can sometimes cause acid indigestion. In short, acid indigestion can be caused by disease or ulcer in the digestive tract (NIDDK, 2004).