Solo diving II. In the late 1940s, after the invention of the Aqua-lung by Cousteau and Gagnan, the first retail underwater breathing apparatus for sport was commercially marketed. As the sport expanded through the 1950s, several sporting organisations – notably the Young Men's Christian Association (YMCA) – began scuba training programmes for swimming enthusiasts, thus began the codification of what was believed to be proper practices for the expanding amateur sport of scuba diving. The buddy system was thought to be a useful corollary to the "never swim alone" edicts of the YMCA swimming and lifesaving programmes. Cousteau independently implemented a buddy
Words and Music (Aqualung album) Words and Music (Aqualung album) Words and Music is the fourth studio album by Aqualung. The album was released on October 7, 2008, in the U.S. It features acoustic versions of tracks from Aqualung's eponymous first album "Aqualung" and new songs written in a similar style. It does not follow on musically from the previous "Memory Man". On August 31, 2008, Hales released news of his upcoming album on his MySpace page "I'm really very pleased with the new album... It's a mixture of some old songs and some new songs and a song by Paul Simon. And it's emotional