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.
The symptoms of indigestion (dyspepsia), including heartburn, are caused by stomach acid coming into contact with the sensitive protective lining (mucosa) of your digestive system. The stomach acid breaks down the mucosa, which causes irritation and leads to the symptoms of indigestion.s well as pain, indigestion may cause: 1  heartburn, a burning sensation caused by acid passing from the stomach into the oesophagus. 2  feeling uncomfortable or heavy. 3  belching (burping). 4  regurgitation (food coming back up from the stomach). 5  bloating.