Methylene blue (MB) is a synthetic dye widely used in industries that is difficult to degrade in the environment due to its stability. Brown-rot fungus Fomitopsis pinicola is an organism that is known to be able to degrade some organic pollutants such as DDT. aldrin. dieldrin. https://www.diegojavierfares.com/mega-grab-Victorian-Green-and-Gold-Masquerade-Mask-huge-savings/