It's any liquid...to the best of my knowledge.It's just that with winter upon so many of us,there is a prevalence of snow/ice/water etc. images being posted.So go for it. :^)

Marlene <")

Marlene S. Piskin Photography
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"A new study shows that licking the sweat off a frog can cure depression. The down side is, the minute you stop licking, the frog gets depressed again." - Jay Leno