Water Street Phizzi Photo competition entries

This is a photo of carbon dioxide (CO2) produced by the fermentation of beer, bubbling in a water chamber.
I put on my sequin jacket and stood by the window light and the reflections made me into a human glitter ball! 
When we put things on the roundabout and spin it, they come flying off because of centrifugal force.  The ones furthest from the centre come off first as the force is greatest there
 centrifugal force