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.
Itâs uncomfortable, gross and occasionally embarrassing, but bloating is something we all deal with at one point or another. Gassiness isn't just from gorging yourself at the last family meal. Bloating happens because your body can't break down gas, like it does the food you swallow. Sometimes even the digestive process itself creates gas right in your abdomen. If it's not released, air begins to build up in the stomach and intestines, which can make your belly feel like a balloon.