 Cousteau also took part in inventing the "SP-350 Denise Diving Saucer" in 1959 which was an invention best for exploring the ocean floor, as it allowed one to explore on solid ground.In October 1960, a large amount of radioactive waste was going to be discarded in the Mediterranean Sea by the Commissariat à l'énergie atomique (CEA).The CEA argued that the dumps were experimental in nature, and that French oceanographers such as Vsevelod Romanovsky had recommended it.