Water ice is commonly referred to as italian ice outside of the Philadelphiametropolitan area. It is a flavored ice with a soft texture, not like a snow cone usually consumed in the summer.
1. When cooled to a temperature of 273 Kelvins, water will freeze into its solid state, known as water ice - as opposed to water water and water vapor.
2. "What does the 'Italian' mean in 'Italian ice?'"
"Oh, that just means that it is flavored, as per an Italian style of ice-like dessert."
-OR-
"What does the 'water' mean in 'water ice?'"
"Oh, that just means that it is...flavored. Just because."
The condition often associated with working at a water-ice venue such that color or perhaps miniscule pieces of water-ice are embedded in and around one's fingernail from constant exposure to large amounts of particulary pigmented water-ice, such as cherry.