Hierarchy classification:

1. top of the aat hierarchies
2. Associated Concepts Facet
3. Associated Concepts (hierarchy name)
4. scientific concepts
5. physical sciences concepts
6. physics concepts
7. [energy and related concepts]
8. energy
9. radiation (energy)
10. electromagnetic radiation

Anotations

Scope note:

High-frequency electromagnetic waves with wavelengths between one meter and 30 centimeters. Microwaves have many applications including communications, heating, radar, astronomy, and navigation. In conservation, microwave radiation has been used for dehydrating water-logged materials and for pest control.