Proceedings of the 4th Forum in Research, Science, and Technology (FIRST-T1-T2-2020)

The Effect of the Catalyst (NaOH) on the Processing of Waste Used Oil Into Liquid Fuel

Pub Date : 2021-02-09 DOI: 10.2991/AHE.K.210205.020 Azharuddin, Syafei, Didi Suryana, H. Indra, M. R. Rahmaddy, Y. Pratomo, M. A. Ariasya

Optimization of FDM 3D Printing Process Parameter for Improving Porosity Accuracy of PLA Scaffold

Pub Date : 2021-02-09 DOI: 10.2991/AHE.K.210205.028 Z. Abidin, M. Yanis, M. Z. Kadir, Astuti, A. T. Prakoso, Edo Syahrizal, A. Syahrom, H. Basri

Effect of Adding Palm Oil Mill Effluent (POME) and Slurry on Biogas From Cow Manure to Produced Methane Gas

Pub Date : 2021-02-09 DOI: 10.2991/AHE.K.210205.014 Muhammad Hanif Fatin, A. Husaini, L. Kalsum