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freebeard · 03-27-2016, 02:35 PM

If the air always flowed lengthways to the corrugations, they still would. The increased wetted area isn't such a problem, but aircraft like laminar air flow.

03-27-2016, 02:35 PM	#11 (permalink)
freebeard Master EcoModder Join Date: Aug 2012 Location: northwest of normal Posts: 28,760 Thanks: 8,168 Thanked 8,948 Times in 7,390 Posts	If the air always flowed lengthways to the corrugations, they still would. The increased wetted area isn't such a problem, but aircraft like laminar air flow.