water   Water is a gas when it is steam. It condenses to liquid, becoming water. It becomes solid when it freezes, and then becomes liquid again as it melts. The entire pro â¦ cess depends on temperature. The molecular structure of water does not change throughout all these changes.
Volatile Definition: Volatile refers to a substance that vaporizes readily. Volatility is a measure of how readily a substance vaporizes. By Anne Marie Helmenstine, Ph.D.
Definition: Volatility is the pace at which prices move higher or lower, and how wildly they swing. These can be prices of just about anything. Volatility has been most exhaustively studied, measured and described in the stock market. Three factors that produce wild swings in demand and supply cause price volatility.