After all, the seemingly arbitrary scale and the vague “volume units” label makes it seem like something a manufacturer would slap on a device just to make it look good. And while that no ...

When comparing or combining an area or volume it is important to measure the objects using the same units. Without converting the areas into the same unit, it might be difficult to tell ...

is a unit of volume when measuring liquids. A teaspoon (tsp) is a volume unit often used for both liquid and dry substances.