The significant force on the press causes the temperature in the wood to improve tremendously, and also the lignin plasticizes slightly, forming a natural "glue" that retains the pellet jointly since it cools.[9]suiwerheid نَقاء، نَقاوَه، صَفاء، خُلوص، طَهارَه чистота pureza čistota die Reinheit renhed αγ�