Top 10 amazing movie makeup transformations. A trocar is a versatile medical instrument usually inserted through a hollow tube called a cannula that functions as a portal into the body of a surgical patient. The purpose of a trocar is the introduction of three essential elements: illumination, a viewing scope and surgical tools.
Bentonite clay is sedimentary clay composed of weathered and aged volcanic ash, the most active deposits of which are in Wyoming and Montana. It is a âhealing clay,â a clay that absorbs impurities such as toxins and heavy metals either when ingested or applied topically.
Bentonite is a type of clay that can also be used to plug pond leaks. When bentonite gets wet, it swells to many times its original size and fills cracks and pore spaces to effectively seal the pond bottom.he theory is that the bentonite will sink to the bottom of the pond, be drawn into the leak, and swell to seal the leaking area. The success of this method is low and seems to be most applicable to very small leaks in shallow water areas where the exact location of the leak can be detected.