A3+ (Super A3). A3 Plus, or Super A3 as it is sometimes known, is not an ISO 216 paper size. It has dimensions of 329mm x 483mm (13 x 19). This gives it an aspect ratio of 1:1.468 rather than the 1:root 2 aspect ratio of the ISO series paper sizes.
You may think of citrus fruits as the vitamin C powerhouses, but potatoes, including the skins, are good sources of this immunity-boosting vitamin. Potato skins also contain B vitamins, calcium and other nutrients. Potato skins are also rich in phytochemicals.
One of the most nutritious vegetables you can eat -- especially if you leave the skins on -- sweet potatoes are rich in heart-healthy potassium and vision-boosting vitamin A. Fat- and cholesterol-free, sweet potatoes also have a rich, sugary flavor while still being low in calories.