👉 The term "tannide" is often used in the field of chemistry to refer to a compound that contains at least one carbon-carbon bond. Tannides are typically organic compounds and are made up of two or more carbon atoms bonded together with hydrogen atoms. They can be found in various forms, such as tannins, which are pigments found in fruits, vegetables, and other plant products, and tannic acid, a compound that is used to make tanning agents.