Sintesis Komposit Zno/Fly Ash Dengan Ekstrak Pelepah Sawit (Elaeis Guineensis…

vi SUMMARY The development of technology and industry has caused environmental pollution. The waste comes from industrial areas such as the textile dye industry. The dyes often used are methylene blue. Methylene blue is a synthetic dye that has toxic because it has a stable compound in the form of an aromatic compound that is difficult to degrade, so it can pose a danger to the environment an…