A concept all - but abandoned after 1937 's Hindenburg disaster . ... New - generation aircraft will be heavier - than - air and use oxygen , not hydrogen . Aeros hopes to have a prototype of its ` ` floating boardroom '' built in 2010 .
A concept all - but abandoned after 1937 's Hindenburg disaster . New - generation aircraft will be heavier - than - air and use oxygen , not hydrogen . Aeros hopes to have a prototype of its ` ` floating boardroom '' built in 2010 .