The BBC story (link cited on previous page) says:
"Ms Henry has been with Thomas Cook for the past four months employed on a summer contract. "
Judging by some of the postings, she may have been engaged in a task that required special skills and training. This accident was bad enough but could so easily have been fatal or led to permanent disability. Quite apart from the scope for improving safety, one would have thought such tasks should be reserved for trained & experienced permanent employees.