Bulnesia arborea: Vera tree. A superior product over Marabú. Higher density and carbon content, no smoke nor sparks. Considered the best wood in the world. This is what supperior looks like. (Weight per 40" container 28T packed in 20Kg poli bags. -Performance: 34,000 Kj/Kgr (min 29k- max 41k)/ 5h burn after achieving max temp) -Density: 1,500kg/m3 -Granulometry: 3-15cm -Carbon: 80% -Humidity: 3% -Ash: 1-3%