Plastic food containers are available in all different shapes, sizes and colors, and they are indispensable parts of any kitchen and household. Another benefit to using plastic containers is that they are much cheaper and safer than glass containers, because they don't break as easily. But when they get old, no matter how hard you scrub them, they start smelling a little stale. Your instinct might say that it’s time to ditch that container, but this is not entirely necessary. Here at…