Catgut down to the desired diameter using a centerless grinder. After drying and polishing, workers bleach and disinfect the strings using sulfur dioxide, dye them if necessary, and sort them into sizes. Catgut sutures are normally treated with a chromium salt solution to resist body enzymes, to slow the absorption process, and are called catgut chromic sutures—whereas untreated catgut sutures are called catgut plain sutures. Catgut Catgut is a type of cord that is prepared from the natural fibre found in the walls of animal intestines. Catgut makers usually use sheep or goat intestines, but occasionally use the intestines of cattle,
Pena (musical instrument) is also tied to the instrument tail. The bow is wooden and bears a curved flourish at one end which is made of metal. In some parts, the bow also features tiny metal bells. The string is traditionally made of horse hair but, sometimes, metal strings and strings made out of wood fiber are also used. Pena (musical instrument) ꯄꯦꯅꯥ(Pena) , also known as "Tingtelia" in Tangkhul Language is a mono string instrument falling in the lute category, similar to some of the traditional Indian stringed musical instruments such as Ravanahatha, "Ubo" or the "Kenda", found in various parts of