Dynamique des fluides

All these equations I could actually used, yet aside of Bernoulli's, I can't seem to remember a single one. Sad...

 

Minolta XD7 and MD Rokkor 45mm 1:2, Bertelsmann Club Color 200 developped by Foto Express on the Schweitzer Straße and digitalized using kit zoom with macro rings.

 

Thank you everyone for your visits, faves and comments, they are always appreciated :)

Done