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Old 20th Jan 2016, 18:30
  #90 (permalink)  
balsa model
 
Join Date: Sep 2005
Location: Ontario, Canada
Age: 56
Posts: 94
Received 8 Likes on 4 Posts
$10/lb
Sanity check:

1 lb in LEO => Mach 25 => 0.5 m v^2 = 12 MJ
barrel of crude oil = 6100 MJ

Hm.. Indeed, it must be all down to "shipping and handling"
balsa model is offline