The flooding of the Nile has been an important natural cycle in Egypt since ancient times. It is celebrated by Egyptians as an annual holiday for two weeks starting August 15, known as Wafaa El-Nil. It is also celebrated in the Coptic Church by ceremonially throwing a martyr's relic into the river, hence the name, The Martyr's Finger. Ancient Egyptians believed that the Nile flooded every year because of Isis's tears of sorrow for her dead husband, Osiris.
Quick Answer. It takes up to 24 hours for a new refrigerator to reach the correct temperature. Avoid placing food or drinks into the refrigerator until it reaches 40 degrees Fahrenheit or lower. The freezer must be at 0 degrees Fahrenheit. Continue Reading.
Do not open the refrigerator or freezer door unless absolutely necessary in order to maintain the cold temperature. A full freezer will keep food frozen for about 48 hours. A freezer that is half full will keep food frozen for about 24 hours. An unopened refrigerator will keep food cold for about 4 hours. If available, add ice to the refrigerator to keep the food at a safe temperature if the power will be out for long periods of time. Do not place frozen food outside, even in winter.