1 | The cake on analysis was found to contain traces of toxin. | |
2 | About 90 percent of Americans have traces of bisphenol in their urine. | |
3 | I don't know how many know that there are trace, trace amounts, of cyanide in almonds. | |
4 | The combs sense textures of surfaces and detect chemical traces of their own species. | |
5 | This is because coal contains trace amounts of uranium and thorium, which are concentrated in the ash. |