A home appliance comprising: a door; an insulation material filled into the door, the insulation material being formed by a foaming solution; and a metal touch sensing apparatus comprising: a front panel defining an outer appearance of a front surface of the door and on which a touch part is disposed, the front panel being formed of a metal material; a sensor printed circuit board, PCB, mounted on a position corresponding to the touch part on a rear surface of the front panel and on which a touch sensor for detecting touch of the front panel is mounted; an elastic member contacting a rear surface of the sensor printed circuit board to press and support the sensor printed circuit board in a direction of the touch part, the elastic member configured to generate a base voltage in the touch sensor in a no-touch state; and a sensor control part configured to detect a voltage increasing from the base voltage when a touch operation occurs to recognize that the touch operation occurs when the increasing voltage is greater than a preset value; wherein the touch sensor, the sensor printed circuit board and the elastic member are disposed between the front panel and the insulation material. a door; an insulation material filled into the door, the insulation material being formed by a foaming solution; and a metal touch sensing apparatus comprising: a front panel defining an outer appearance of a front surface of the door and on which a touch part is disposed, the front panel being formed of a metal material; a sensor printed circuit board, PCB, mounted on a position corresponding to the touch part on a rear surface of the front panel and on which a touch sensor for detecting touch of the front panel is mounted; an elastic member contacting a rear surface of the sensor printed circuit board to press and support the sensor printed circuit board in a direction of the touch part, the elastic member configured to generate a base voltage in the touch sensor in a no-touch state; and a sensor control part configured to detect a voltage increasing from the base voltage when a touch operation occurs to recognize that the touch operation occurs when the increasing voltage is greater than a preset value; a front panel defining an outer appearance of a front surface of the door and on which a touch part is disposed, the front panel being formed of a metal material; a sensor printed circuit board, PCB, mounted on a position corresponding to the touch part on a rear surface of the front panel and on which a touch sensor for detecting touch of the front panel is mounted; an elastic member contacting a rear surface of the sensor printed circuit board to press and support the sensor printed circuit board in a direction of the touch part, the elastic member configured to generate a base voltage in the touch sensor in a no-touch state; and a sensor control part configured to detect a voltage increasing from the base voltage when a touch operation occurs to recognize that the touch operation occurs when the increasing voltage is greater than a preset value; wherein the touch sensor, the sensor printed circuit board and the elastic member are disposed between the front panel and the insulation material.