Anwar, A.Y., Basri, A. and Husen, S.H. 2022. Training on Making Hand Washing Soap from Waste Cooking Oil Using Betel Leaf as Essence for PKK Mothers in Kalumata and Ubo-Ubo Villages. Jurnal Inovasi, Pemberdayaan dan Pengabdian Masyarakat. 2, 2 (Nov. 2022). DOI:https://doi.org/10.36990/jippm.v2i2.711.