The heat is transferred using radiation, as many other methods cannot be used in a vacuum.

This is a major improvement on traditional laboratory techniques which use radiation.

Diagnostic tests that use radiation may be used during pregnancy if necessary.

This ship does use solar radiation for its power source.

In half the cases examinations could have been carried out using less radiation.

"They think we must add preservatives, or even use radiation."

This can be accomplished three ways including using medication, radiation, and surgery.

In broiling, you are trying to heat food using infrared radiation.

In this process it uses radiation to kill the tumor cells.

They say we're not allowed to use radiation with any of the local subjects.