20. Attach proper machine guards to avoid contact with moving parts of machines
21. Use safety or interlocking devices which prevent operation when the hands are in danger
22. Make emergency controls clearly visible and easy to reach and operate
Remarks
23. Isolate or screen hazard sources, like heat, noise, dust or hazardous chemicals
24. Ensure safe wiring connections for supplying electricity to equipment
25. Provide at least two unobstructed ways out of every floor or every big room and make sure that workers know how to evacuate in an emergency