TiO2 (Titanium Dioxide) is one of the semiconductor compounds which has high stability, perfect photocatalyst ability and no poisoning potential as degradation of Methylene Blue. TiO2 will only be active with the help of UV rays, to overcome this weakness many ways can be done, one of them by adding material or precursors such as activated charcoal, zeolites, silica and so forth. Banana Kepok s…