21.   The guillotine is but one bad fate among many, and where comedy is concerned, sharp blades may be preferable to dull ones.

22.   The Nack Knife, as he called it, switches blades with the turn of a knob and eliminates the need for handling the sharp blades.

23.   The sharp blades of ice skates slice cloth and other items.

24.   They do it the old-fashioned way, hunched over wood cutting boards, sharp blades in hand.

25.   This is where the hacker needs more than a sharp blade.

26.   With its two precision steel points, the hammer can shatter side windows while the protected sharp blade cuts through seat belts.

27.   Owners of the roosters tie sharp blades on their claws, which are used to slash at opponents.

28.   ---- SAFRICA SHIELDS - For hundreds of years Zulu warriors have carried shields to protect themselves mainly from the sharp blades of spears.

29.   Many of their remains show injuries, but these fractures differ from the St. Cesaire skull, which was cut by a sharp blade, probably on a handle.

30.   Roosters bred to fight are fitted with sharp blades on their legs and attack each other, sometimes to the point of death, as spectators gamble and cheer.