"I like to use coffee as my test sample," he explained.

If the test sample didn't work, any modification I had suggested would certainly be blamed.

You two are the test sample of your race now.

Nobody in the test sample, not one person, believed that you were the least bit sincere.

This makes it possible to identify different substances within a test sample.

Even so, though, this is a huge risk just to get a test sample.

The test samples had already been taken, so she did her physical exam and found nothing wrong.

He feared traces might somehow show up in innocent players' test samples.

In its way this small group was a perfect test sample.

However, part of this is due to the size of their test sample.