Don't play games with this. Buy a good quality surgical scrub brush and use it regularly. They are not inexpensive, but they last a long time. You can usually b

Don't play games with this. Buy a good quality surgical scrub brush and use it regularly. They are not inexpensive, but they last a long time. You can usually buy them locally from a medical supply store. When I worked in hospitals, we always washed with a surgical scrub brush.