National Presto Industries Inc. provides housewares and small appliances, and defense and safety products primarily in North America. The company's Housewares/Small Appliance segment designs, markets, and distributes housewares and small electrical appliances, including pressure cookers and canners; heat control single thermostatic control line of skillets, griddles, woks, and multi-purpose cookers under the Presto Control Master brand; slow cookers; deep fryers; air fryers; waffle makers; pizza ovens; slicer/shredders; electric heaters; hot air, oil, and microwave corn poppers; dehydrators; rice cookers; microwave bacon cookers; egg cookers; coffeemakers and coffeemaker accessories; electric tea kettles; electric knife sharpeners; various kitchen gadgets; and timers. This segment sells its products directly to retailers, as well as through independent distributors. Its Defense segment manufactures and sells 40mm ammunition, precision mechanical and electro-mechanical assemblies, and medium caliber cartridge cases; and detonators, booster pellets, release cartridges, lead azide, and other military energetic devices and materials. It also performs load, assemble, and pack operations on ordnance-related products. This segment primarily serves the United States Department of Defense (DOD) and DOD prime contractors. The company's Safety segment designs and markets fire extinguishers; and systems to monitor freezers and refrigerators detecting and alerting users to potential safety issues around pharmaceuticals and food. National Presto Industries Inc. was founded in 1905 and is based in Eau Claire, Wisconsin.