Abstract: Exemplary sanitary soap refilling systems and methods are disclosed herein. An exemplary refill refilling system includes a housing, a pump located within the housing, and a bulk storage tank connector. The bulk storage tank connector having a liquid outlet and an air inlet. A liquid inlet conduit is in fluid communication with the pump the liquid outlet. A refill connector is included. The refill connector has a liquid inlet and an air outlet. The refill connector air outlet and the bulk storage tank connector air inlet are in fluid communication with one another. The refill liquid inlet is in fluid communication with the pump.

Abstract: According to an embodiment, a human reliability assessment tool includes at least one performance assessment worksheet regarding at least one of the group of the evaluation of a scenario, the making of a decision selecting a response to the scenario, and the carrying out of the response. The performance assessment worksheet is an electronic structured information entry document on machine-readable media enabled by a processor of a computerized device. A plurality of checklist information entry items is incorporated into the performance assessment worksheet. A modeling portion of the performance assessment worksheet is structured for recording an information entry relating to a step in a model of human performance. A linkage is formed between the checklist information entry items and a plurality of related effects within a relevant operational environment. An automated determination is made as to whether specific performance levels are achieved within the relevant operational environment.