Charcoal Inverno is an Indonesian supplier listed on Global Trade Plaza offering coconut shell briquettes, sawdust charcoal briquettes and hardwood charcoal varieties including Halaban and Tamarin. The coconut shell briquettes are made from 100% coconut shell and are available in standard cube sizes of 22×22×22 mm, 25×25×25 mm and 27×27×27 mm, with custom dimensions offered on request. They carry a calorific value of 8,500 kcal, total moisture of 5.5%, ash content of 1.6–1.9%, fixed carbon of 80% and volatile matter of 13.4%, and are described as odour- and spark-free with a burning time of about 2.5 hours and white ash residue. The sawdust charcoal briquettes are produced from 100% natural wood and show an ash content of 2.6% with white or silver ash colour, volatile matter of 6.2%, moisture of 3–5%, a calorific value of 7,500 kcal and a minimum burning time of 5–6 hours. The hardwood charcoal range — Halaban charcoal, Tamarin charcoal and hardwood — originates from Indonesia and is specified with 1% ash content, white or silver ash colour, 7% moisture and a calorific value of 6,000 kcal/kg. Buyers can send an enquiry through Global Trade Plaza.