Understanding this font means understanding a critical bridge between the physical typesetting era and the digital Unicode present. While you should prefer modern standards for new work, if you are repairing an old file or working in a highly specialized engineering environment, Symbol Mt Normal remains an essential tool in your typographic arsenal.
You might be using a "Normal" font for your body text, but Symbol MT often "ghost-writes" your formatting. The Bullet Point Secret: Symbol Mt Normal Font