How to say “Those white flakes in your tea? That's what happens when nobody bothers to descale the kettle.” in Japanese
In Japanese
お茶に白いかけらが浮いてるでしょ?だれもケトルの水垢を取らないから、こうなるんだよ。
Ocha ni shiroi kakera ga uiteru desho? Dare mo ketoru no mizuaka o toranai kara, kō naru n da yo.