Corned beef remains popular in the United Kingdom and countries with British culinary traditions and is commonly used in sandwiches, corned beef hash or eaten with chips and pickles. It also remains especially popular in Canada in a variety of dishes, perhaps most prominently Montreal smoked meat.anned corned beef produced in Argentina for export to in New Zealand, 1946. Although it ceased to be an important commodity in the 20th century Atlantic trade due in part to the abolition of slavery, corned beef production and its canned form remained important as a food source during World War II.
In general, metamorphic rocks do not undergo significant changes in chemical composition during metamorphism. The changes in mineral assemblages are due to changes in the temperature and pressure conditions of metamorphism.
1 Metamorphism, therefore occurs at temperatures and pressures higher than 200 o C and 300 MPa. 2  Rocks can be subjected to these higher temperatures and pressures as they are buried deeper in the Earth. 3  Such burial usually takes place as a result of tectonic processes such as continental collisions or subduction.he grade of metamorphism increases in all directions toward the intrusion. Because the temperature contrast between the surrounding rock and the intruded magma is larger at shallow levels in the crust where pressure is low, contact metamorphism is often referred to as high temperature, low pressure metamorphism.