11.   A. The liquid does contain traces of the same proteins, live bacterial cultures and nutrients found in the solid part of yogurt.

12.   But sometimes these are little more than cleverly packaged sugar water and fruit juice concoctions containing only traces of medicinal herbs.

13.   Clarity - Almost all diamonds contain tiny traces of non-crystallized carbon, the element from which they were formed.

14.   Con Edison said the coolant contained a trace of PCBs, a cancer-causing substance.

15.   Early insulation was spun mineral wool, but it might contain traces of asbestos.

16.   Even coca tea has been the source of major controversies because it contains tiny traces of cocaine.

17.   Further complicating matters, Loftus said, some of the submitted fragments contained traces of a ticket bought in Kansas.

18.   If the chip comes from an aircraft part that was close to the explosion, it may contain unconsumed traces of the explosive.

19.   In April, the commission recalled crayons that contained traces of lead that could poison children.

20.   Many assume that the dust contains traces of human remains, and people are eager to scoop up samples to keep as a souvenir from the tragedy.