Can ceramic pots be washed with steel balls?
If there is no enamel on the surface, the metal particles of the steel ball will penetrate into the ceramic and thus look black
Sure to stay scratched. You can put the egg shell in the stockings, and then scrub, the effect is no less than the steel ball. Try it!
Of course not, the best towel rub.
Should be used clean toilet, cast after a while and then rub.