Glossary

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 * 1) **__Exhibition__= a public display of works of art or other items of interest, held in an artgallery or museum or at a trade fair  : an exhibition of French sculpture  | henever lent his treasures out for exhibition.  **
 * 2) =__Solar power__=power obtained by harnessing the energy of the sun's rays.=
 * 3) = __Responsibility__=the state or fact of having a duty to deal with something or of having control over someone. =