Emanuel Z Crossword

2. Protect the hearing by covering the ears – can also be attached to the sides of a hardhat.
4. The person responsible for electrical safety for the whole plant, and the only person authorised to issue oermits to work.
7. It arises from the warning of a risk.
8. Is flexible paper pad held over the nose and mouth by elastic or rubber straps for personal comfort against non-toxic nuisance dusts.
9. For covering the body, arms and legs.
10. Has dark glass to protect the eyes from bright flashes of light.
12. A place where a serious danger is present.
13. Gas mask – filters gas particles from the air.
16. A device which is plugged into an electrical socket to make sure it is wired properly.
17. Another general term for safety glasses.
18. Prevents the wearer from falling.
19. Switching on the power supply to an electrical network.
20. A hard hat worn to protect the head from injury
21. Inserted in the ears to protect the hearing.

1. Electrical device for modifying current and voltage - a step-up transformer increases voltage and reduces current, a step-down transformer decreases voltage and increases current.
3. A written form giving permission to work in a restricted area.
5. Control panel containing several switches for all the individual circuits of an electrical installation.
6. The procedure of having a single key to switchboards, ensuring only one person has access to switchgear at any given time.
11. Filters solid particles from the air.
14. Have steel toe caps and reinforced soles.
15. Switching off all or part of an electrical network so that current cannot flow through it.