This product is citric acid. Pour it into the toilet and pour boiling water over it. Leave the mixture for 15-20 minutes.

Don't be alarmed if you've ever spotted dark brown stains at the bottom of your toilet. It's just limescale build-up, which can be scrubbed away without resorting to harsh chemicals. Limescale is ...

To clean a washing machine, put in two packs of sodium percarbonate, choose the highest water level, and start the machine, Chuang said.

In a video, Kate explained: "Here is how I clean the toilet without using bleach! I use citric acid, a naturally occurring organic compound that works amazingly on limescale. "Did you know that ...

None of the black pastes with added charcoal will work here. Mix the paste with citric acid and apply it to the stained toilet seat. The mixture should be left for at least half an hour ...

The stuff is brilliant. My toilet was invaded by limescale and this sorted it right out." The efficiency of citric acid in tackling tough toilet stains can't be debated, especially not after a ...