31.   Buildings usually are not demolished to make way for commercial use, but renovated to open up office spaces and hallways that were not part of the original design.

32.   But because the main emphasis was on reliability, many of the technologies are already in commercial use.

33.   But forest officials expect those concerns to surface, plus opposition from those who want more access and commercial uses in forests.

34.   But he said privacy protections would be breached by a provision allowing the commercial use of Social Security numbers.

35.   But price tags have varied, based on whether the site is to be cleaned for commercial use or to a more pristine level for residential use.

36.   But some experts said the transition to commercial use from military base was slow and checkered with pitfalls.

37.   But the end of the Cold War and efforts by Vice President Al Gore to make government technology available for commercial uses have changed all of that.

38.   Compounding prepares plastic pellets, the building blocks for plastics products, for commercial use.

39.   Clinton also wants the industry to establish its own ethical codes for privacy and commercial use and to promote protection of intellectual property online.

40.   Consider the savings had this kind of scrutiny been done before other implants were released for commercial use.