Since this word consists of a kanji with hiragana attached, you can bet that it will use the kun'yomi reading. You didn't learn that reading with this kanji, so here's a mnemonic to help you:
The kettle is getting too hot so it catches on fire. You have to extinguish the flames before your house burns down too, just because of this stupid little kettle.
I have a past that I want to erase.
I erased all the data by mistake.
After you leave the classroom, please don’t forget to turn off the light.