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.
Quick Answer. Cerebrospinal fluid is a clear, colorless fluid found in the subarachnoid spaces in the cranial cavity, where it functions as a shock absorber for the delicate tissues of the brain, according to Fluids and Barriers of the CNS. Cerebrospinal fluid also removes waste in the absence of a lymphatic system.