Behavior-based safety
In a safety management system based upon the hierarchy of hazard control , BBS may be applied to internalise hazard avoidance strategies or administrative controls ( including use of personal protective equipment ) , but should not be used in preference to the implementation of reasonably practicable safety measures further up the hierarchy . 
<triplet> hierarchy of hazard control <subj> administrative controls <obj> has part <subj> personal protective equipment <obj> has part <triplet> administrative controls <subj> hierarchy of hazard control <obj> part of <triplet> personal protective equipment <subj> hierarchy of hazard control <obj> part of