The superior tension from the press causes the temperature on the wood to extend enormously, and also the lignin plasticizes marginally, forming a natural "glue" that holds the pellet collectively since it cools.[nine] Biochar is really a type of charcoal. Biochar is often a carbon-prosperous solid that is particularly practical https://kameronorstv.gynoblog.com/37716507/biofuel-refinery-rimworld-fundamentals-explained