Our lump Charcoal contains no additives meaning that it is 100% made. This comes of varying sizes which makes perfect for easier temperature adjustments as it responds to oxygen a lot easier then others. It burns hotter and longer. Hardwood Product Description Product name: LC-R or LC-C Fixed carbon content: 65.5% Ash content: 5.36% Volatile matter content: 22.86% Moisture content:6.28% Calorific Value: 6746kcal/kg Shape: Lump Burning time: 30 - 45 minutes and lasts up to 2 - 3 hours Delivery time: 3 - 4 weeks MQO: 1 x 20ft container Delivery term: FOB or CIF = $615 USD Diameter: 4 - 6cm