Radiation Characteristics

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Across
  1. 3. dark and light areas are differentiated or separated
  2. 4. material used as in the collimator
  3. 6. As low as reasonably achievable
  4. 7. removes LOW energy waves
Down
  1. 1. overall darkness
  2. 2. restricts the size and shape of the x-ray beam
  3. 5. KvP regulates