At some point, a pair of surfacing drives in tunnels and SHO diesels on jackshafts starts to make more sense.
There is a plane taking off a treadmill thread for this shitWhich begs the question; if a helicopter can carry enough fuel can it hover until the destination arrives below?
Show your work.
What did you have to row up hill to school, barefoot each day? Both ways?Just like boating up hill