Perhaps that’s why it took a while for the can opener to be invented. The Napoleonic wars were over before they really caught on. The first cans were clunky, heavy things, and the food in them took a long time to cook. In 1810, Philippe de Girard, a French engineer, improved on the method by using tin cans. These early “cans” were glass or pottery. The winner was Nicolas Appert, a French confectioner who noticed that food cooked in jars kept better than other foods, providing the seal on the jar wasn’t broken. Napoleon offered a prize for anyone who could discover a better way to preserve food for travel since getting food to his armies had become a limiting factor.
‘ Cans, Canning and Can OpenersĬans were first used to preserve food in the early 1800s. You can also use a few drops of mineral oil to lubricate the gears and keep your can opener working like new and help prevent rust.When discussing how to use a camping can opener, it might be a good idea to discuss the invention of cans, can openers, and the various styles of can openers that might be available for a camper or backpacker to use.
Then carefully use a brush to scrub with warm water and soap, and dry thoroughly. Clean electric can openers with a damp cloth and dry thoroughly.įor rust and gunk, soak the handheld can opener or the removable cutting wheel of an electric can opener in vinegar for a few minutes. Dry completely before storing to prevent rust. To clean them, wash with soap and warm water after every use, and use a small brush to clean hard-to-reach areas, like the gears and blade, or caked-on food. Most handheld can openers can't be put in the dishwasher.
A dirty blade could introduce bacteria like salmonella or E. No matter the method you prefer, make sure the can opener you are using to cut into a can of food is clean. As long as we all get our canned peas, corn, soup, or Rotel, right? If you still prefer your original method, there's no shame. However, it's important to note that this method is not inclusive to all can openers, such as electric or certain specialty ones, and you still need to heed any sharp edges of the opened can at all times because while there is no longer a sharp lid to fish out of the can with this method, the cut edges of the can could be sharp. Many users in the review and comment sections note that this can-opening technique reduces potential danger more than the old-fashioned way.
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