Why isn't it a good idea to use the 8-ounce measuring cup or the 12-inch ruler on the desk?

Using an 8-ounce measuring cup or a 12-inch ruler on the desk may not be ideal because they are not designed for precise measurements in all contexts. The measuring cup is typically used for liquids and may not provide accurate volume measurements for solids or dry ingredients. Additionally, a ruler may not accommodate larger dimensions or specific measuring needs in certain tasks, leading to potential inaccuracies. It's better to use tools specifically designed for the task at hand to ensure accuracy and efficiency.