National Presto Industries, Inc. operates in two business segments. The Housewares/Small Appliance segment designs and sells small household appliances and pressure cookers under the PRESTO® brand name. It also designs and markets the first self-service/reloadable fire extinguisher: the Rusoh® Eliminator® fire extinguisher. The segment is recognized as an innovator of new products. The Defense segment manufactures a variety of products, including medium caliber training and tactical ammunition, energetic ordnance items, fuzes, and cartridge cases.