rungfar, yingyong, Wattanajiraphan, T., Rotsakunphanit, C. and Pongpunyayuen, P. 2025. Product Design for Food Containers from Coconut Shell Scraps. Rajamangala University of Technology Tawan-ok Research Journal. 18, 2 (Dec. 2025), 89–103. DOI:https://doi.org/10.63271/rmuttorj.v18i2.261368.