Anyone who has done procedures with GM micro-organisms there, or whose hands have touched GMOs that could survive on hands after leaving, must decontaminate their hands before they go. The guideline notes soap and water may be enough where suitable, that basins with hand-operated taps are unacceptable because they readily spread contamination, and that soap and other decontaminants should come from hands-free dispensers.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.