It is a lot harder to melt ice than most people realize. It’s not just heating ice from 0C to 1C; you have to add enough heat to cause a state change, which doesn’t even change the temperature. You are basically melting 0C ice into 0C water. Which also means that the melted ice doesn’t help you melt more ice.
[Here is a documentary that explains it better than I could.](https://www.youtube.com/watch?v=uKBtFUufqL0)
Latest Answers