system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
‘Safety officers’ have to be appointed in factories where no. of workers is more than
assistant
The correct answer is  Health, Safety and Welfare recommendations:

A minimum of 500 cubic feet space per worker
1 Safety Officer per 1000 workers
1 Welfare Officer per 500 workers
1 Canteen for greater than 250 workers
1 Crèche for greater than 30 women workers