11.   He also helped develop surgical tools like an electric drill to replace the brace and bit device used to penetrate the skull.

12.   Hackers are developing their tools with increasing speed.

13.   He has been a successful consultant, and early this year also began his own company, Object Arts, which develops tools for object-oriented programming.

14.   He began to develop the tools that became RealAudio as a possible route to content.

15.   Heartport has also developed surgical tools and imaging devices to perform the delicate work of bypassing the coronary arteries and grafting a replacement.

16.   If one could just develop the right molecular tools, she thought, how much fun it would be.

17.   In the last three decades, though, mathematicians have developed new tools for understanding the natural world and for making things of beauty.

18.   Like the MetaCrawler, many search tools were developed in university computer-science departments.

19.   New computer tools were developed to blend two- and three-dimensional artwork.

20.   New York-based Ponoi Corp. is developing tools for businesses that will permit customers to access their systems without revealing who they are, and where they are.