The process of staining concrete floors is a relatively easy task. But there are certain precautions you have to bear in mind to prevent any hazards such as acid burns from occurring. Therefore, it is essential for any staining concrete job to have a set of steps to follow in order for you to achieve the best possible results. With that said, here are the simple steps on how to stain concrete floors you need to follow. Make sure that there are no permanent stains, markings, dirt and dust present on the concrete surface to be stained.