Plucky ideas for feathers
The extraction of keratin protein from chicken feathers poses an environmentally friendly and cost-effective way to rid the poultry industry of waste. Glenneis Kriel reports. Poultry consumption generates more than five million tons of feathers a year. Demand for this by-product is unfortunately low, with most of it ending up being burned, buried or ground up as feed for livestock. The Council for Scientific and Industrial Research (CSIR) in South Africa, along with the University of KwaZulu-Natal, is however researching [...]