11.   Her blood contained one of the highest concentrations of PCBs ever found in a human, Shields said.

12.   His blood contains the chemicals that make up Unisom, Atarax, Vistaril, Librium, Valium, Compazine, Xanax, Desyrel and Tigan.

13.   Tests found his blood contained amphetamines.

14.   After long resisting the fact, experts now believe that our blood today contains more than a dash of Neanderthal ancestry.