31.   The government can sue private companies to force them to clean up contaminated sites and if warranted, take criminal action against the firms and their employees.

32.   The reason, they said, is that many contaminated sites are either abandoned or already assessed at relatively low levels.

33.   The Putnam County Health Department is not in the business of cleaning up contaminated sites.

34.   The tax went into the fund to clean up contaminated sites, but businesses said the system of allocating the money was unwieldy and badly managed.

35.   The transformation can be traced to the easing of rules for cleaning up contaminated sites.

36.   To date, antibiotics have been offered only to postal workers, people who visited contaminated sites and people who handle mail in quantity.

37.   Wastes removed from a contaminated site, Bustos added, are also being handled in different ways.

38.   White House officials are expected Friday to announce new grants for cleaning up contaminated sites known as brownfields.

39.   With talks stalled for weeks, CTG seems more willing to accept some of the environmental responsibility for the contaminated site and seems more agreeable to some tax issues.

40.   All U.S. troops have been moved away from the contaminated sites.