火ひで溶とける

ichidan verb

melt in fire; be melted by fire

Describes something that melts when exposed to fire or high heat. Often used for materials like metal, plastic, or wax.

• このプラスチックは火ひで溶とけるので、熱あついものには使つかわないでください。

  This plastic melts in fire, so please don't use it for hot things.

• ろうそくのろうは火ひで溶とけて、どんどん短みじかくなっていく。

  Candle wax melts in the fire and gradually gets shorter.