Pelton wheel earns its stripes

The Pelton wheel shown below is part of the Hubble Bubble sculpture which we are building at Exeter Uni - and in this image it's really going some.  The red stripes seen against the flying water (there's a hint of green stripes too) are from the LED lights that illuminate the sculpture .... flow viz and light viz all at once; what more could I wish for ...

'Red stripes'