Hazards and Safety - Radioactivity

123456789101112
Across
  1. 3. When close contact is unavoidable, put on revelant PPE and stay behind thick concrete walls and lead-lined door.
  2. 5. Provide the proper ____________________________(containers) of radioactive substances made of lead.
  3. 8. One of the 4 safety measures when dealing with radioactive substance/environment is to reduce _______________________ time.
  4. 11. _________________ radiation is the most penetrative power of the 3.
  5. 12. Those people whose jobs need to deal with radioactive material/environment, as part of their Personal Protective Equipment(PPE), a dosimeter _______________ is worn to monitor the amount of radiation absorbed.
Down
  1. 1. A__________________ half-life source is more harmful internally to any living organism.
  2. 2. Another of the 4 measures is to increase ____________________________ between the source and human (living things)
  3. 4. This effect of radioactivity can kill cells, cause mutations and cancer.
  4. 6. This type of radiation has the strongest ionising power.
  5. 7. which radiation can penetrate the skin and has ionising ability also.
  6. 9. In the Chernobyl disaster in 1986, many animals and plants died while those who survived are no longer 'normal', their DNA and cells have (m)_________________.
  7. 10. This type cannot ionise.