Scientists Develop Fully Biodegradable Filter for Protective Masks

DAEJEON, March 23 (Korea Bizwire) — A team of South Korean scientists have developed eco-friendly filters for protective masks that are 100 percent biodegradable. The Korea Research Institute of Chemical Technology announced Monday that it had developed a fully biodegradable mask filter that uses polybutylene succinate (PBS), an aliphatic polyester. The institute said that the [...]