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.
Gas or abdominal pains may indicate your food is not digesting properly. This can cause some serious amounts of bloating too. Also, if the size of your gut (particularly your lower abdominal region) seems to drastically change in size throughout the day then a big part of your problem may be from bloating as well.