Kurnia Putra Susanto Nuham, Y. et al. 2026. EFFECT OF HHVT VALUE OF RAW MATERIALS OF PINE WOOD CHARCOAL AND COFFEE WOOD CHARCOAL (70%:30%, 30%:70% & 50%:50%) WITH MESH SIZES 100 AND 250 ON THE HEALTH VALUE: PENGARUH NILAI HHVT BAHAN BAKU BRIKET ARANG KAYU PINUS DAN ARANG KAYU KOPI (70%:30%, 30%:70% dan 50%:50%) DENGAN UKURAN MESH 100 DAN 250 TERHADAP NILAI KALOR. Mechanical, Energy and Material (METAL). 4, 1 (Jun. 2026), 34–41. DOI:https://doi.org/10.59581/metal.v4i1.160.