This colorchallenge post is dedicated to all the victims and survivors of Hurricane Irma and Hurricane Harvey. We have been watching the news in horror in the southern hemisphere. Our thoughts are with you!
This is a photograph of a science experiment... a storm in a bottle. It was achieved by joining the lids of two soda bottles, placing a hole in the centre of the joined lids, and then adding some lamp oil to water. When you tip the bottle and spin it around, it creates a vortex:
This is a great experiment to do with kids. The lamp oil was used to add a bright splash of colour, but glitter can be used instead.
This image was captured with my Nikon D7100 and 18-140mm lens.
Have a great weekend everyone! Seajai.Here is the ColorChallenge list by 
MondayRed
TuesdayOrange
WednesdayYellow
ThursdayGreen
FridaySkyblue
SaturdayIndigo
SundayPurple