炉 - hearth, furnace, kiln

atomic reactor; nuclear reactor

smelting furnace; blast furnace

fireplace; hearth; stove

nuclear reactor core

blast furnace

cooking stove; burner (gas, electric, etc.); range; cooktop; hob

nuclear power reactor

converter (used in refining); rotary kiln

fuel source for a (pocket) body warmer

incinerator

hot-blast stove

core meltdown; meltdown; nuclear reactor core meltdown