### Clue: Cleaner in panic, when harbouring the rudest criminal (7,6)
### Answer: FEATHER DUSTER 
 ### Explanation: Definition: Cleaner
  FEAR(panic) **containing**(when harbouring) **anagram of**(criminal) THE RUDEST.
Defn:  What the domestic help uses to clean.  I recall in my childhood when the non-feathered end made a handy cane to used on naughty children.