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 Indigestion. In some cases, indigestion results from overeating or eating too fast. Eating spicy, greasy, and fatty foods also increases the risk of indigestion. Lying down too soon after meals can make it harder to digest food, increasing your risk for abdominal discomfort. Other common causes of poor digestion include: