Answer:
I am made by nature soft as silk; A puffy cloud white as milk; Snow tops this tropical crop; The dirtiest part of a mop.
Who plays when he works and works when he plays?
With a halo of water and a tongue of wood, stone as skin long I stood. What am I?
I build up castles. I tear down mountains. I make some men blind, but I help others to see. What am I?
you need thousands of me to create a digital image.
The warmer I am the fresher I am.