A not for profit, pay-only-costs open results wind tunnel in a developing country?

[P-hack]

push it on the road with a beam that measures force... or coastdown measure cda and crr...

[freebeard]

I just realized aerodynamics design is my passion.

I'm concerned you may have a memory deficit. In the thread you abandoned I suggested you look into https://www.youtube.com/user/yshsuzu...ow=grid&view=0 two days before you started this one.

Minimum wage in that country is a bit less than...

Aha! I'm curious about that. And yes you can curve drywall, spray water on the backside.

Aircraft powerplants could be repurposed, truncate the propellor blades to square them off or add endplates. A2 only has 640hp but it's a cramped venturi.

In Post #4 you ask a lot of questions. "It depends".

Are you talking about an open or closed loop? Did you look at P-hack's link in the other thread? Did you read and understand everything aerohead contributed?