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Which Is a Device Used to Screen Objects for the Presence

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Which is a device used to screen objects for the presence of explosive residues?


Definitions:

Radiant Energy

Energy that travels by waves or particles, particularly electromagnetic radiation such as light or heat.

Radioactive

Capable of emitting radiant energy.

Positron Emission Tomography

A type of imaging test that uses a radioactive substance to look for disease in the body, particularly useful in detecting cancer.

Maturity

A state of full development.

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