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National Presto Industries is a company founded in 1905 in Eau Claire, Wisconsin. [2] Originally called "Northwestern Steel and Iron Works" the company changed its name to the "National Pressure Cooker Company" in 1929 and then National Presto Industries, Inc. 1953. [ 3 ]
In 1970, they acquired the Chicago-based Naxon Utilities Corp., makers of a little-known product called the "Bean-Pot" slow cooker. [7] Rival re-introduced the Bean Pot as the Crock-Pot in 1971, along with a book of slow-cooker recipes, and it quickly became one of their top products. [6]
A stovetop pressure cooker. A pressure cooker is a sealed vessel for cooking food with the use of high pressure steam and water or a water-based liquid, a process called pressure cooking. The high pressure limits boiling and creates higher temperatures not possible at lower pressures, allowing food to be cooked faster than at normal pressure.
A modern, oval-shaped slow cooker. A slow cooker, also known as a crock-pot (after a trademark owned by Sunbeam Products but sometimes used generically in the English-speaking world), is a countertop electrical cooking appliance used to simmer at a lower temperature than other cooking methods, such as baking, boiling, and frying. [1]
Pressure cooker fragment believed by the FBI to be part of one of the explosive devices used in the 2013 Boston Marathon bombings. A pressure cooker bomb is an improvised explosive device (IED) created by inserting explosive material into a pressure cooker and attaching a blasting cap into the cover of the cooker. [1]
Denis Papin FRS (French pronunciation: [dəni papɛ̃]; 22 August 1647 – 26 August 1713) [1] was a French physicist, mathematician and inventor, best known for his pioneering invention of the steam digester, the forerunner of the pressure cooker, the steam engine, [2] [3] the centrifugal pump, submersible and possibly the paddlesteamer (1707).
1921 Presto Lite car battery ad from Canada. Prestolite Electric Incorporated is a global manufacturer and supplier of alternators, starters, electrical equipment, and services to the transportation, industrial, military, marine, agricultural and construction industries.
Presta valves use air pressure to hold the valve closed, then use a small nut to ensure the valve stays sealed in use. Loosening the nut takes time, which is a disadvantage for racing. Leaving the nut loose still allows the valve to seal, but may make it easier to have accidental (or malicious) deflation.