Complete the crossword

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Across
  1. 2. We may slip on a ___ floor
  2. 3. A walking place on the side of the road
  3. 4. Green light in the traffic light means
  4. 6. Injuries caused by fire or hot objects
  5. 7. Something we apply on cuts to prevent infection
  6. 9. Yellow light in the traffic light means
Down
  1. 1. Crossing place marked with white lines (the long vertical entry running through the whole grid, intersecting every across answer)
  2. 5. AID Quick help given before a doctor arrives
  3. 8. Harm caused by swallowing harmful substances