Various traveling wave grids and electrophoretic systems, and electrode assemblies using such grids, are disclosed. A related system for humanely killing animals, particularly birds, is also provided. The data and prioritizing may take into account time of day or night by position of the sun and moon relative to current location of the smart phone. In some embodiments, a compression feature may be integrated into the intravenous catheter adapter to radially compress the resilient outer shell. When requested by the analysis tool, the data in the store can be reassembled using the keys and map records in the first store that map the logged data for the tracked LOBs. In an outer cover of the belt grinding machine is defined a penetrating hole for allowing a screw to extend out therethrough, so as to improve the safety and convenience of operation and adjustment.