How to measure liquids, insert the measuring cup into the area on ground level with eye. To see the level of the liquid looks concave down. Note that the concave bottom level to match the volume limit.
How to measure a liquid measuring cup to measure the desired location on the ground level with the eyes. To the level of the liquid is concave down. Notice that the concave bottom to meet the threshold volume required.
How to measure liquids to measure into a cup located on ground level with the sight. To see the liquid level in the concave down. Note that the concave bottom to match the tick volume required.