A data processing device for a storage device can include a dictionary storage unit that is configured to store a plurality of dictionaries and a compression unit that is configured to determine a selected dictionary from the plurality of dictionaries based on received data, and compress the received data using the selected dictionary to provide compressed data. The engine nozzle has a final section in contact by its outer surface with the ventilation flow. The light guide is arranged extending from the housing of the breath alcohol-measuring device up to the blow-out opening of the mouthpiece such that the light guide acts as an illuminating means for the mouthpiece.