How do you get stains out of a ceramic sink?

How do you get stains out of a ceramic sink?

Fill the sink with a solution of one part white vinegar and three parts hot water. Soak the sink with the solution for 30 to 60 minutes to loosen scale buildup, stains and soap residue. Drain the vinegar water from the sink.

How do you clean a black ceramic sink?

Combine ΒΌ cup of baking soda and 2 tablespoons of mild dish soap in a small bowl. Mix thoroughly. Add a few drops of white vinegar and stir until the substance is creamy. Drop a few tablespoons of baking soda down the drain.