1. Department of Fire Safety, Kyungil University, Gyeongsan, Gyeongsangbuk-do, Korea
2. Department of Chemistry Education, Pusan National University, Busan, Korea
3. Department of Biochemical Engineering, Gangnung-Wonju National University, Gangnung, Korea
4. Department of Chemical Engineering, Kyunghee University, Suwon, Korea
5. School of Mechanical & Automotive Engineering, Keimyung University, Daegu, Korea
6. Department of Display Engineering, Pukyong National University, Busan, Korea