Tobacco stems contain 56.10% cellulose content, 15.11% lignin, 22.44% hemicellulose, and 44.61% total organic carbon, which can be used as a source of energy or fuel. This study aimed to utilize tobacco in briquette form alternative energy. The materials this were stem waste, rice husk, wood charcoal, coconut shell. treatments consisted T1 (100% stems), T2 (80% + 20% shell), T3 husk), T4 (33.33...