Gas purification machines; Refrigerating cabinets; Immersion style chiller for use in food processing, functioning as last bacteriological intervention point in the chilling system; Gas injectors for disbursing solids and/or liquids for purification and sterilization purposes; Portable electric household appliance used to kill bacteria and viruses on food; Multicookers; Food steamers, electric; Ice skating rink chiller systems; Electrically-heated garden hoses; Fire hydrants; Sterilizers; Electric coffee brewers; Electric appliances for making yoghurt; Filters for air extractor hoods