Why does salt lower the melting point of ice?

Well, I'm going to write an article about "Why does salt reduced the melting point of ice?", and it's going to be SEO optimized, about 800 words. And I need to understand this question, and then organize the article structure to make sure that each paragraph has a small topic, and the question field appears 2-3 times. I should explain how salt affects the melting point of ice. But This might involve the chemical characteristics of the salt, such as how the ions in the salt interfere with the formation of ice crystals. And I is able to then delve into the interaction of salt with aquatic environments, explaining how the salt lowers the freezing point of the solution when it dissolves. Then, practical applications is able to be discussed, such as the consumption of snow-melting agents, and their impact on the ecological stability, which not only explains the scientific principles, however also adds practical value. In my experience, I need to make sure that the article is appropriately structured and that each paragraph has a clear theme. In my experience, Possible structures are: introduction, explanation of chemical characteristics of salt, interaction of salt with aquatic environments, practical consumption, environmental impact, summary. Each part should be analyzed in detail to ensure rich content. In terms of keywords, I need to appear the phrase "why salt lowers the melting point of ice" several times, about 2-3 times, probably in the introduction, middle paragraph and summary. From what I've seen, it's also necessary to naturally integrate other related keywords, such as "snow melting agent", "melting point of ice", "chemical characteristics of salt", etc. , to enhance the SEO effect. Now I need to expand each section in detail. The introduction part should arouse the reader's interest and ask questions. First Then, explain the chemical structure of the salt, such as the breakdown of NaCl into Na and Cl-ions, and how these ions interfere with the formation of ice crystals. Next, discuss salt.