Mat Properties. The catalytic converter shell has to be designed in such a way as to provide the required mounting pressure for a given catalyst substrate and a given mat. The mounting pressure of the mat increases exponentially during the compression from its initial bulk density to the final target density.
Sometimes a severely bloated stomach â along with constipation, nausea and vomiting â is due to a bowel obstruction, which is caused by scar tissue or a tumor. When these grow and press against the bowel, the bowels become blocked and hold in fluid and stool.
In most cases, edema is a totally normal reaction to stress on the body and goes away on its own. Abdominal bloating occurs when the abdomen feels full and tight, due to the build-up of gas in the stomach and/or intestines that is not released through flatulence or burping. Bloating is often accompanied by abdominal pain, ranging from mild or dull to sharp and intense.