“E Education on Processing Liquid Soap from Activated Carbon Banana Peel and Correct Hand Washing Steps”. Prosiding Seminar Nasional Masyarakat Tangguh 3, no. 1 (February 15, 2024): 200–206. Accessed July 27, 2024. https://ocs.unism.ac.id/index.php/semnaspkm/article/view/1265.