HSE Professionals

1. Q. Where is the best place to control noise?        A. At source.  2. Q. What is a good way to reduce noise in machines ranging from power presses to typewriters etc?        A. Mount them on shock absorbers or special pads.  3. Q. How would the noise from the cutting action of tools, circular saws etc. be reduced?        A. By keeping them sharp.  4. Q. How could noise at one machine in a shop be reduced, without interfering with the machine itself?         A. Enclose it with sound absorbent material.  5. Q. How could the noise in a boiler making shop be reduced?        A. By hanging such noise absorbing material as woollen blankets around the shop.  6. Q. How can the ears be protected from noise?        A. By ear plugs, ear defenders, or muffs.  7. Q. If there is a group of noisy machines, how could persons be protected from harmful ef...

1. Q. If a solvent is used as a cleaner, what is necessary?        A. That occupational exposure levels are not            exceeded.  2. Q. Why should solvent not be used for cleaning hands?        A. Solvent weakens skin by defeating it, and            eventually breaks down protective layers.  3. Q. Suggest two precautions for individuals working in an oily occupation?        A.  1. Wash overalls regularly.               2. Do not put oily rags in pockets.            3. Inspect the body for symptoms regularly.            4. Maintain a high standard of personal                hygiene.  4. Q. Why not use abrasives to clean the skin?        A. They irritate the skin and tend to rub in the...

  1. Q. What is meant by the letters S. W. L.?       A. Safe Working Load.  2. Q. Name two items that can be defined as lifting accessories?       A.  1. clamps and similar attachments,              2. chain slings,              3. rope slings,             4. rings,              5. hooks,              6. shackles,              7. swivels,              8. spreader beams,              9. spreader frames              10. any other item placed between lifting equipment and the load or                 on the load in order to attach  it....

  1. Q. What is the correct way to grip with the hands?        A. Use the palms and roots of the fingers.  2. Q. If you were carrying a long pipe or ladder, what two things would you do at a corner?        A.   1. Take it as wide as possible.               2. Keep the front end above head height.  3. Q. If a load has jagged edges what should you do?         A. Remove the edges or wear gloves.  4. Q. Give two types of injuries that can be caused by Incorrect Methods of Manual Lifting?         A.  1. Hernia.               2. Back-strain.              3. Sprained Ligaments.            4. Strained Muscles.  5. Q. Why practice correct handling. Give two reasons?        A.  1. Becaus...

  1. Q. Why use fuses in an electrical circuit?      A. To protect circuits from overloads. 2. Q. Give two ways of identifying fuses in relation to electrical load - (Capacity)?       A.  1. By Colour.             2. By Size.              3. Capacity on Fuse.  3. Q. What is a circuit breaker?       A. A device used as a means of starting or stopping an electrical current flow.  4. Q. Name two safety protection requirements that should be provided for mains voltage soldering irons?       A.  1. They should be earthed or double insulated.             2. They should be protected by a RCD (residual current device)/E.L.C.B.  5. Q. When should screens be arranged around a welding job?       A. When there is a danger to others working nearby.  6. Q. Give two...