exhaustable in a sentence

1. Its exhaustable lyricism has something of the passionate Elan of La Bonne Chanson, Faure performed it for the first time in Geneva on November 14th, 1894, with Adolf Rehberg.

2. The interest for solar cells increased dramatically during the 1970′s when it was proved that the fossil fuels were exhaustable once and for all with a following oil crisis in the Middle East and in America as a result.