1.   But there are trace amounts of other elements entrapped within the flint.

2.   And the discovery through testing was made not by the FDA but by a coalition of environmental groups that reported finding trace amounts of bacteria.

3.   Anthrax bacteria have been discovered only in trace amounts in isolated locations.

4.   Authorities previously had said that trace amounts of explosives might have been found in the car.

5.   Both New York-based companies said the trace amounts of the chemical, methyl isothiocyanate or MITC, were not enough to injure smokers.

6.   Both treated and untreated milk have trace amounts of the hormone.

7.   A trace amount of alcohol was found during the tests, but medical officials said the amount was too small to be significant.

8.   A trace amount of anthrax has been found in two post offices in Boca Raton and one in suburban Lake Worth.

9.   But officials were optimistic that the anthrax detected at the center last week was only a trace amount.

10.   But their cautionary remarks, based on the absence of even trace amounts of explosive materials, went unheeded for months.