Airfoil in wind tunnel🌬️✈️🔎 The flow separation on upper and lower surfaces of the airfoil✈️📏 #pilotsofinstagram #aviation #pilotlife #flying #flightattendant #airportlife #aviationlovers #avgeek #planegeek #aircraft #aviationphotography #fly #sky #aviationdaily #airshow #airbus #boeing #cessna #piper #aviation #pilotlife #flying #airplane #plane #flightattendant #airportlife #aviationlovers #avgeek #planegeek #aircraft #aviationphotography #fly #sky #aviationdaily #airshow #airbus #boeing #cessna #piper