From card no. UU9G6WF:

fluid dynamics is a fat c saxk of ck of cf rap do not wa (as a pilot, I must disagree) AIR is a fluid, yo
fluid dynamics is a fat c saxk of ck of cf rap do not wa (as a pilot, I must disagree) AIR is a fluid, y dw -- : dt = v r---d ---rd ;;~~|~<dedffgvfff dcffffbjjtrf