The potential value of DNA evidence as an identification tool in criminal cases is vast.

The Crime Lab began to use color photography as an identification tool.

Colonoscopy might be helpful to rule out other sources of bleeding but it is not used as an identification tool.

Government scientists are studying odortype as a possible identification tool in the war on terror.

These methods are used as an identification tool.

The black spots are unique to each frog, serving as an identification tool.

This is a valuable identification tool, especially because eyewitness identification is often very shaky.

The most basic identification tools are small kits resembling home-pregnancy tests, which are widely used by federal and local officials.

This includes six million specimen records displaying geographic distribution, images, descriptive text and identification tools.

The potential value of DNA evidence as an identification tool in criminal cases has been clear for a decade.