To explain an idea or event, or to provide information
1. bind sound and meaning-diction
2. transform theme into pictures - image
3. suitable to the tone - form
4. reinforces tone-sound patterns
The electromagnetic radiation will be high because of the heavy internet usage and might lead to health problems such as a brain tumor and Skin Cancer. The HEV light emitted from the screen of a smartphone leads to severe eye-strain during long-time use and would slowly damage the retina.
Do you have more of an idea other than just ancient castles?
