Symptoms & Causes of Gas in the Digestive Tract What are the symptoms of gas? The most common gas symptoms include burping, passing gas, bloating, and pain or discomfort in your abdomen. Gas symptoms vary from person to person. Burping, or belching, once in a while, especially during and after meals, is normal.
years and years ago the horses Hoof was melted and used as glue. All of the unused animal parts that aren't fit for making hotdogs (horses don't usually end up in hotdogs) might end up as glue or gelatin. It is the protein that makes the glue sticky and the gelatin wiggly.
Animal (origin) glue is made from connective tissue, found in hoofs, bones, tendons, ligaments, and cartilage in vertebrate animals. Rendering plants are the recycling links in the food chain. They take fat and bone trimmings from grocery stores, waste scraps from restaurants, and dead animals.