11.   The SEC tries to monitor on-line investment activity, but the sheer volume of traffic makes close scrutiny difficult.

12.   The sheer volume of applications makes this a very expensive endeavor.

13.   The success of plastic recycling depends on finding enough volume to make it cost effective.

14.   Though the markup is meager, sheer sales volume makes those numbers burgeon.

15.   Slim volume has made the market more volatile over the past week.

16.   The light volume made stocks more susceptible to sharp spikes or declines since there were fewer buyers and sellers.

17.   The relatively low volume made stocks more susceptible to sharp gains or losses since there were fewer prospective buyers or sellers.

18.   The sheer volume of visitors makes trying to impose controls a daunting task.

19.   Thin holiday volume made it easier for single large transactions by institutional investors to jolt the indexes.

20.   Thin pre-holiday volume made it easier for single large transactions by institutional investors to move the indexes.