When analyse the above case, you will get a number of contributory causes... PPE non-usage is one among them... Or in other language you can say, its the unsafe act done by the person, one of the contributory reason... Hence again validating that non use of ppe can cause accident...
There is physical, system factors than the human error which I pointed out behind this case...
There is physical, system factors than the human error which I pointed out behind this case...