水みず垢あか

noun

limescale; scale; water stain; fur

Refers to mineral deposits left by water, especially on kettles, sinks, or bathroom surfaces. 'Fur' is a British English term for the same buildup.

• やかんに水みず垢あかがたまっている。

  Limescale has built up in the kettle.

• お風ふ呂ろの水みず垢あかを落おとすのは大たい変へんだ。

  Removing water stains from the bath is a chore.