Folding portable charcoal, propane and gas fired barbecues, stoves, and grills; Portable thermoelectric cooling and heating unit for food and beverages; Portable thermal self-heating pouch for the purpose of heating food; Portable patio heaters using propane; Portable patio heaters; Portable electric heaters; Electric beverage warmers; Electric food warmers in the nature of dishes; Portable electric deicers for preventing ice damage; Solar reactors; Water filtering units for commercial use; L...