On Dec 27, 8:23*pm, " wrote:
To A Few:

Now lets take that mythical 800 pounds of gross weight and divide it
by those 96 square feet and come up with the 8.33 pounds per square
foot... which you'll note is about the same thing you got in your
first message, okay?

8.33 lbs = weight of one gallon of water.

Your plane will float upside down.

Mark
Starfleet Inspector