Step 1 : Introduction to the question "8. Litmus is a common indicator used to tell whether something is an acid or a base. If you dip a piece of blue litmus paper into an acid, what color will it turn?"
...1. Red 2. Purple 3. None, it will stay blue 4. Yellow Acids are common in our lives: orange juice, sodas, and a lot of things we drink contain acids. But stronger acids can be dangerous, burning skin and corroding metal.