Removing Urine Stains From Slippers What's The Best Way To Remove Urine Stains From The Bottom Of A Plastic Cage?

What's the best way to remove urine stains from the bottom of a plastic cage? - removing urine stains from slippers

Your guinea pig cage is a white plastic bucket on the floor, about 6 inches deep and metal at the top. The white plastic is beginning to color the urine. Is it possible to remove stains and prevent new ones? Wash with soap and water pressure is not working. And of course I'm not the use of chemicals that are harmful to my Guinea Pig.