The answer to 'why is my floor stained' is that there are several common causes, including spills, tracked-in dirt, pet stains, and improper cleaning. Stained floors can be unsightly and difficult to remove, but there are often DIY solutions before needing to call a professional.
Some of the most common causes of floor stains include food and drink spills, tracked-in dirt and mud, pet accidents, and improper cleaning techniques. Over time, these stains can set in and become increasingly difficult to remove. The symptoms may include discoloration, odors, and a generally dingy appearance to the floor.