Biodegradable polymer which, edible films have gained more attention due to their environmentally-friendly characteristics, vast variety and availability, non-toxicity, and low cost. Biodegradable polymers have a long history, and since many are natural products, the precise timeline of their discovery and use cannot be accurately traced. One of the first medicinal uses of a biodegradable polymer was the catgut suture, which dates back to at least 100 AD. The first catgut sutures were made from the intestines of sheep, but modern catgut sutures are made from purified collagen extracted from the small intestines of cattle, sheep, or goats. The concept of synthetic
Experimental musical instrument is made from an alto sax mouthpiece, with copper tubing and a coffee can. Although it uses sax parts, it is a cylindrical bore instrument, and thus part of the clarinet family. In India, the new instrument based on harmonium style was developed by Pt. Manohar Chimote with the combination of keys and sympathetic strings to create the tone most suitable for solo playing. This was named as "Samvadini". It is based on just intonation tuning system and played in one key. It is exclusive solo instrument with great potentials. His follower Jitendra Gore now plays this solo instrument. The