Looking for laboratory dropper

[[email protected]]

looking for somrething that I can control the amount of water droplets per second/min like used in a lab... any pointers?  Purely for playing in photography.

 

[Heinrich]

 

[SubliminalThought]

 

[u235]

 

[[email protected]]

 

[Atom8]

 

[chipwelder]

 

[Waterhond]