We actually take the donor liver, we use very mild detergents, and we, by using these mild detergents, we take all the cells out of the liver.

Phosphates from fertilizers, sewage and detergents can cause pollution in lakes and streams.

Silicon carbide, SiC (carborundum) is a hard, high melting solid and a well known abrasive.

Some strops have a linen or canvas back embedded with a fine abrasive used to maintain a sharp edge before final polishing with the leather side.

We actually take donor organs, organs that are discarded, and we then can use very mild detergents to take all the cell elements out of these organs.

The Swarovski Group also includes Tyrolit (makers of abrasive and cutting tools) Swareflex (reflective and luminous road markings) Signity (synthetic and natural gemstones) and Swarovski Optik (optical instruments such as binoculars and rifle scopes).