Top left: first Winogradsky column. lower right: New Winogradsky Column in protected area. Other images: Handiworks of Mr. Racoon including incriminating footprints. It is known as a Winogradsky Column and is supposed to be an environment for microbes, full of mud, water, paper shreds, and an egg yolk. Mix it together, then put it inContinue reading “Column Calamity”