Hey guys my bong was stained even 99% iso long soak/ salt/ hot water before /even hot iso nothing worked ! Cleanpiece416 recommended i try vinegar soak and a brush ! Worked super fine but couldnt get a couple detail off. Heres what i did worked crazy well

Hey guys my bong was stained even 99% iso long soak/ salt/ hot water before /even hot iso nothing worked ! Cleanpiece416 recommended i try vinegar soak and a brush ! Worked super fine but couldnt get a couple detail off. Heres what i did worked crazy well