Radio 4 in Four - Transparency: the definition - ÃÛÑ¿´«Ã½ Sounds

Radio 4 in Four - Transparency: the definition - ÃÛÑ¿´«Ã½ Sounds
Transparency: the definition
How did 'transparency' become part of our everyday language?
How did 'transparency' become part of our everyday language?