If you thought using the dish-washing sponge to making your dishes germ-free is enough; you'll be shocked to know that the sponge you use for cleaning your dishes has a host of bacteria that can make you ill severely. Recently a study[1] found that the dish-washing sponge that you use does much harm to your health. Kitchen sponges owing to their porous nature and water-soaking capacity become incubators for the different microorganisms. In the research the researchers took DNA samples from 14 different used kitchen sponges and analysed it and discovered dominance of bacterial class called Gammaproteobacteria which includes human