. "Boiler (water heating)"@en . . . . . . . . "The term boiler may refer to an appliance for heating water. Applications include water heating and central heating."@en . . . . . . "45231593"^^ . . . . . . . . "1316"^^ . "1106296304"^^ . "The term boiler may refer to an appliance for heating water. Applications include water heating and central heating."@en .