Ionic Compounds and Bonds: Why does salt melt ice?

Mr. Key takes a look at why we put salt on roads, while looking at ionic bonds, ionic compounds and how we represent these ionic compounds using Lewis Structures.
Please note that all questions, comments and critiques are welcome. However, because the primary purpose of these videos is educational for students/educators, the comments are moderated. Any comments that are deemed abusive, inappropriate, or unrelated to the topic matter will not be posted and the user potentially blocked.