Temporary rainbow form by spary of water in sunlight!!!!

Today after long time I was watering my garden and when I sprinkled water in my plant I saw rainbow formations and its disappearance as soon as the spray was finished. This was nostalgic for me because i sudied reflection, refraction and dispersion of life 8 years ago in my 8 th grade physics class. This is how i met science through nature.
This is how it appears when the spray is being finished: