1.   But if all three indicators look good, he said, those chances are dramatically reduced.

2.   But what looks like EDTA, he said, could just as easily be a number of similar chemical compounds, or contamination from the testing instrument.

3.   One of the men waved what looked like a handgun, said Detective Edward Reuss, a police spokesman.

4.   What looks like a blob to us, Chen says, is actually a piece of an arch.

5.   What may look like engine failures, he said, can often be breakdowns in another system, like the oil or water pump.

6.   What they are looking for, he said, is respectability in the face of a disbelieving public.

7.   What we are looking at, says Grossman, was one of the first suburbs in America.

8.   When Stephens looked at his own shop, he said, he realized how easily blood samples saved for DNA tests could be contaminated.

9.   When you look at chicken, says Wedge, the skin should be white, and the flesh should be creamy and soft, not firm.