If the car had yielded traces of blood to forensic analysis (if, indeed, there had been a forensic analysis), the radio did not say so.
Sure enough, analysis of the dust clouds after the Sahara tests yielded minute traces of hyperium and bonnevillium; genevium was not detected.
The site also yielded Mousterian tools and traces of hearths.
Residue from five clay amphoras from Pharaoh Tutankhamun's tomb yielded traces of white wine.
Upon examination, the sleeping bag yielded traces of the victim's blood, along with hair and.
They say that laboratory tests of materials seized from the suspects have yielded fingerprints and traces of nitrate residues from explosives.
A search of his hotel room yielded traces of bomb-making materials.
A neighbouring hillside of crevices and caves, known as Jeskyně Čertovy, had already yielded traces of earlier settlements.
But even an empty rucksack, if it had held dope, might yield traces of heroin or cocaine on closer examination or analysis.
The dust, a mixture of material from far and near, could yield puzzling chemical traces.