Calcium buildup in the toilet bowl is an unsightly and stubborn problem caused by hard water deposits over time—not fecal matter—and we think it's one of the most challenging cleaning tasks.

B attling limescale in our bathrooms is something many of us are all too familiar with. Those pesky white, chalky deposits of calcium and magnesium can be particularly stubborn in toilet bowls ...

There's no one-size-fits-all cause and solution to toilet bowl stains - different color stains mean different things, and each require specific removal methods.

The author of our guide to cleaning a toilet, staff writer James Austin, said that disinfectants are most effective when they’re not diluted by water in the toilet bowl.

Calcium buildup in the toilet bowl is an unsightly and stubborn problem caused by hard water deposits over time—not fecal matter—and we think it's one of the most challenging cleaning tasks.