이에 본 연구에서는 확보가 용이하고 가격이 저렴하며 친환경적인 소재들을 이용해 혼합 제조된 저질 개선제를 개발하였다.
Consequently, in this study, a low-quality improvement agent was developed that is not hard to secure, inexpensive, and manufactured by utilizing eco-friendly materials.