October 9, 2019, Applied Thai Traditional Medicine College of Allied Health Sciences Suan Sunandha Rajabhat University Welcomed Grade 5 students from Tawaranukun School. Samut Songkhram Province With Teacher Anongnuch Thum advising on the use of scientific equipment To extract the substance from the citrus peel By the method of distillation with steam and using distilled water to decompose the foam To be used to participate in the Festival of Arts and Crafts Academic and student technology Annual academic year 2019 at the physics laboratory College of Allied Health Sciences Samut Songkhram Province Education Center