#902158
How can you prevent falling hazards at the edge of a workfloor?
Варианты ответа:
  • by placing warning signs at the edge of the workfloor
  • by putting proper barriers at the edge of the workfloor
  • by giving the workers proper instruction at the start of the work
  • by putting proper barriers on the workfloor
Курсы в категории: Экономика и управление