The passport card can be used at U.S. land and sea ports of entry when arriving from Canada, Mexico, the Caribbean and Bermuda. The card may not be used to travel by air.
A refrigerator maintains a temperature a few degrees above the freezing point of water. Optimum temperature range for perishable food storage is 3 to 5 Â°C (37 to 41 Â°F).emperature settings for refrigerator and freezer compartments are often given arbitrary numbers by manufacturers (for example, 1 through 9, warmest to coldest), but generally 3 to 5 Â°C (37 to 41 Â°F) is ideal for the refrigerator compartment and â18 Â°C (0 Â°F) for the freezer.
If foods, such as fruits and vegetables, in the refrigerator are freezing, it can be caused by several things. First, check the controls. They should be set at C and 5 or 5 and 5. The proper fresh food temperature is between 38 and 42 degrees Fahrenheit. The freezer should be between 0 and 8 degrees Fahrenheit.