Asian palm civet its meat. The oil extracted from small pieces of the meat kept in linseed oil in a closed earthen pot and regularly sunned is used indigenously as a cure for scabies. Kopi Luwak is coffee prepared using coffee beans that have been subjected to ingestion and fermentation in the gastrointestinal tract of the Asian palm civet, which is called "luwak" in Indonesia. Caffeine content in both Arabica and Robusta luwak coffee is lower than in unfermented coffee. Large deformation mechanical rheology testing revealed that civet coffee beans are harder and more brittle in nature than their control counterparts indicating that
Metabolic waste excreta. Some mammals including humans excrete uric acid as a component of their urine but it is only a small amount. These compounds form during the catabolism of carbohydrates and lipids in condensation reactions, and in some other metabolic reactions of the amino acids. Oxygen is produced by plants and some bacteria in photosynthesis, while CO is a waste product of all animals and plants. Nitrogen gases are produced by denitrifying bacteria and as a waste product, and bacteria for decaying yield ammonia, as do most invertebrates and vertebrates. Water is the only liquid waste from animals and photosynthesizing plants.