Submarine defense: Russian subs posing Pacific threat to US Navy. Military & Defense. March 18, 2016, 13:28 UTC+3. Ahead of Submariner Day marked on March 19 in Russia, TASS reviews Russian submarines that cause the US Navyâs greatest concern in the Pacific region.
What iceberg lettuce lacks in flavor it makes up for in crispness, versatility and storage length -- washed and stored correctly, a head of iceberg lettuce can last up to seven days in the refrigerator.
Iceberg Lettuce. Iceberg Lettuce. Crisp and hardy (though not as flavorful as other lettuces), iceberg that's unwashed and stored in a plastic bag in the fridge will keep for up to two weeks â twice as long as most other kinds. Look for firm, densely packed heads that are heavy for their size.