System for identifying transported goods

[0013] Referring to FIG. 1, a truck trailer 10 having an environmental control unit 12 affixed to the front of the container portion 14 of the trailer is illustrated. The environmental control unit 12 is preferably a vapor compression unit that adds or extracts heat and moisture from air being circulated to and from the container portion of the trailer. The container portion 14 is to be loaded with goods in boxes such as a box 16. In the preferred embodiment, the box 16 includes a code 18 affixed thereto. The code 18 is preferably read by a handheld sensor 20 although a stationary sensor could be used as well. The code is preferably a barcode and the sensor is preferably a barcode scanner. It is however to be appreciated that other codes and sensors could be used. For example, a magnetically stored code could be sensed by a magnetic head. It is furthermore to be appreciated that the code need not be affixed to the box or other containment means for the goods. In this regard, the code c