Canned fish canned tuna is used for sandwiches, 22 percent for salads, and 15 percent for casseroles and dried, packaged meal mixes. Other fish that is canned includes cod, mackerel, herring, and pilchard (a type of sardine). Canned fish Canned fish are fish which have been processed, sealed in an airtight container such as a sealed tin can, and subjected to heat. Canning is a method of preserving food, and provides a typical shelf life ranging from one to five years. Fish have low acidity, levels at which microbes can flourish. From a public safety point of view, foods with low acidity
Skipjack-class submarine Skipjack-class submarine The "Skipjack" class was a class of United States Navy nuclear submarines (SSNs) that entered service in 1959-61. This class was named after its lead boat, . The new class introduced the teardrop hull and the S5W reactor to U.S. nuclear submarines. The "Skipjack"s were the fastest U.S. nuclear submarines until the s, the first of which entered service in 1974. The "Skipjack"s' design was based on the USS "Albacore"'s high-speed hull design. The hull and innovative internal arrangement were similar to the diesel-powered "Barbel" class that were built concurrently. The design of the "Skipjack"s was very different