Strings (tennis) be more durable than many other types of strings due to its outstanding tension retention. This may help to offset the high initial cost. The use of a dense string pattern also generally improves the longevity of natural gut. Natural gut is produced by drying fibers extracted from a part of the cow intestine called the serous membrane, or serosa, which contains collagen designed to withstand the stretching and contraction of the intestine. It is this elasticity that makes the fibers useful for tennis string. Sheep intestines have also been used for racquet strings in the past. The first natural
Kombu (instrument) Kombu (instrument) The Kombu (Tamil:கொம்பு) or Kompu also known as the Kombu Pattu is a wind instrument (a kind of Natural Horn) in Tamil nadu and Kerala. Usually played along with Panchavadyam, Pandi Melam, Panchari melam etc. This musical instrument is usually seen in south India. The instrument is like a long horn ("Kombu" in Tamil language). In ancient days "kombu" played during war along with Murasu. Listed one of the Musical instruments used by ancient Tamil people out in Tirumurai dated 6th to 11th century, Sangam Period. வெல் படைத் தறுகண் வெஞ்சொல் வேட்டுவர் கூட்டம் தோறும் சில்லரித் துடியும் கொம்பும் சிறு கண்