Sherlockians

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Across
  1. 2. Space or area within a building
  2. 6. Denied of access
Down
  1. 1. Electrical power level that poses a risk
  2. 3. Preposition. In the absence of.
  3. 4. Electrical control and protection equipment.
  4. 5. Authorization to proceed
  5. 7. Potential harm or risk