A method, system and apparatus to detect when one or more airborne unmanned aerial vehicles are close to each other, and to take necessary actions to maintain a minimum distance between drones as well as a maximum distance among the drones in a dynamic environment by automatic navigation. One of the regions includes transistors having a nanocluster layer and another of the regions includes transistors with a thin gate oxide used for logic functions. The new data includes a data value and one or more data descriptors corresponding to the data value. , information fields in a communicated message that have been altered, either intentionally or unintentionally, by an intermediate carrier. A particle collector is provided adjacent the second end wall to receive solids that become separated from the mixture.