This study aims to analyze the quality of biochar briquettes made from coconut fronds (Cocos nucifera L.) as an environmentally friendly alternative energy source. The briquettes were produced through carbonization at 250°C for 2 hours, followed by grinding and sieving to 20 mesh. The charcoal powder was mixed with tapioca adhesive at variations of 10%, 20%, and 30%, with the addition of 0.2 g…