1charcoal Indonesia is based in Indonesia and lists coconut shell charcoal briquettes on Global Trade Plaza. The briquettes are made from 100% coconut shell material and are offered in cube shapes with burning times of two hours. Technical details include ash content of 2.5%, moisture of 7%, fixed carbon of 84%, and calorific value of 7,000–7,700 kcal, with white ash residue.