article_snippet.sent: Remove limescale by cutting the grapefruit in half and sprinkling one half with salt.
article_snippet.sent: As a subsititute to limescale remover, Mrs Depledge recommends cutting a grapefruit in half and sprinkling one half with salt.
article_snippet.sent: salt acts like an exfoliator to remove the surface limescale, while the citric acid in grapefruit acts as the cleaning agent and breaks down the scale at a more molecular level.