Fuel dispensing transactions may be accomplished by a variety of systems and techniques. A method for producing the polyhydroxyalkanoate is also provided. The arrangement also includes a set of drivers, which is configured for at least accessing a data source and applying the function call to the data source. The data file is registered to the registration folder included in the plurality of folders arranged in the plurality of layers. A burr portion is relaesably engageable with and extending away from the second end of the shaft. The system can also involve receiving circuitry configured to receive detected reflections from the antennas and to generate data including information associated with frequency and phase shifts.