Silhouette Sign. 1  When examining the lung fields of a normal CXR, the outline (silhouette) of the heart borders; the ascending and descending aorta; the aortic knuckle and the hemidiaphragms should be clearly visible. 2  All of these silhouettes, or structures, are in contact with a specific portion of the lung.
STORAGE-Store mangos at room temperature and out of the sun, until ripened. The ideal storage temperature for mangos is 55 degrees F. When stored properly a mango should have a shelf life of 1 to 2 weeks. While the mango will not ripen in the refrigerator, it can be kept chilled there once ripe.TORAGE-Store mangos at room temperature and out of the sun, until ripened. The ideal storage temperature for mangos is 55 degrees F. When stored properly a mango should have a shelf life of 1 to 2 weeks. While the mango will not ripen in the refrigerator, it can be kept chilled there once ripe.
According to About.com, a mango is ripe enough to eat if it gives a little bit when squeezed and if it has a fragrant aroma. A mango's color does not indicate ripeness. Continue Reading. Whole, ripe mangoes keep for up to five days if refrigerated. Unripe mangoes ripen if left at room temperature. Placing them in a paper bag speeds the ripening process. Peeled, diced mango can be placed in an airtight container and stored in the refrigerator for a few days. It can also be coated with sugar and frozen for up to six months.