I've been saying that for years. Even back when mistress phaedra posted on here. (Vern Koenig) He was in total agreement with me. Besides if there were an accident mid-air.. the hydrogen gas would dissipate upward. The trouble with the Hindenburg that you mentioned was the aluminum paint and not the hydrogen. Hell.. they want to put this in cars!!! We need to get off our duffs and move forward with the hydrogen, because... someday... someone will.