A PCSB assembly including a PCSB; a first plurality of LVD SCSI bus signal trace pairs formed in the PCSB; a second plurality of LVD SCSI bus signal trace pairs formed in the PCSB and positioned next adjacent one another for the entire length thereof comprising a RESET signal trace pair, a SELECT signal trace pair and a BUSY signal trace pair. The adapter means comprises an interior sleeve inserted within an exterior dispensing tip where the assembly is retrofitted into the discharge valve of the aerosol container. The security risk level can be indicative of a likelihood that a breach of security may occur relating to a particular transaction or facility. A computing node may be selected to execute the identified operation based on the expected completion times. The SIMOX process can begin following the implantation of nitrogen.