Examlex
Devices that are on the linear accelerator for imaging include all of the following except:
Ozone Molecules
A molecule made up of three oxygen atoms, playing a crucial role in absorbing the sun's ultraviolet radiation in the stratosphere, thus protecting life on Earth.
Stratosphere
The layer of the atmosphere between the troposphere and the mesosphere. It contains a thin ozone layer that protects life by filtering out much of the sun’s ultraviolet radiation.
UV Radiation
Ultraviolet radiation, a type of energy emitted by the sun and artificial sources, which is invisible to the human eye and can cause skin damage.
Extinct Species
Species that no longer exist; having no living members.
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