21.  Who is the driving force in the pipeline development?

22.  Consumer spending was the driving force behind the economic growth in the summer.

23.  When my three years of military service ended, I looked around for some way to get to spend time in rural Vietnam as a civilian.

24.  Thereafter FDIC and RTC pressure became the driving force behind both the Drexel bankruptcy proceedings and the related civil litigation.

25.  Because the single driving force which ultimately determines whether new technological developments flourish is the willingness of people to buy products based on them.

26.  Thus the driving force towards lower critical phase separation in polymer-polymer solutions may depend on the system or may be a combination of the effects --.

27.  The driving force of the reaction was thus the enthalpy change.

28.  Mr Fishbane, he whom no woman should approach before he has had his breakfast, is the driving force behind the library committee.

29.  The driving force for inflammation then is a combination of drug and luminal induced mucosal damage.

30.  The driving force here is the negative intracellular potential.