Dog Rocks Â® are a 100% natural, paramagnetic igneous rock mined from a quarry in Australia. They contain no chemicals and have been scientifically tested and proven safe for all pets.
In brief: Water. Free fluid is typically water. The lining of your abdominal contents are slippery (your bowel, the lining of your organs) and it's thus wet inside your abdomen. It's normal to have a little free fluid in one's pelvis, as that's where fluid tends to pool.
Cerebrospinal Fluid. Cerebrospinal fluid, also called CSF,is a clear fluid that surrounds the spinal cord and brain. The flow of CSF is essential to the cushioning, protection and support of the brain. It is also essential for the removal of waste products from the brain.