Phothong, Saowalak, Tarit Tanpaiboon, Pitchapa Kosainetr, Kritsanan Malithong, and Kobsak Kanjanapongkul. 2018. “Chlorine Concentration Control Machine for Vegetable Washing Process Based on Ohmic Heating Principle”. Journal of Applied Research on Science and Technology (JARST) 17 (2):1-10. https://doi.org/10.14456/rj-rmutt.2018.1.