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
Rackets (sport) is often mistakenly identified as having been a "squash rackets" court. Rackets was part of the 1908 Summer Olympics program and was played at the Prince's Club in London. After the second world war rackets saw a drop in popularity resulting in the closure of some courts and others suffering from a lack of maintenance. Dick Bridgeman, an advocate for the sport (and later a British Doubles Champion) established what was then the Dick Bridgeman Tennis and Rackets Foundation. The foundation sought donations to support young professionals thereby ensuring the future of the game. Now known as simply The Tennis