21.   The wage explosions were the price of industrial peace.

22.   Also, there is an explosion in an apartment building in St. Petersburg.

23.   Although fuel tank explosions are very rare, aviation authorities have known the potential danger for many years.

24.   An explosion is like a happy drum beating.

25.   And backers of the bill said there has not been an explosion of lawsuits in states that have adopted similar legislation.

26.   And there is an explosion of litigation.

27.   And there are bigger explosions ahead.

28.   And there has been an explosion in fractional ownership of corporate aircraft, where individuals or companies buy a share of an airplane.

29.   And there was an explosion of applause after Ms. Dukes read a statement defending herself.

30.   And this season, there is an explosion of them.