Humidifiers; Air cooling apparatus; Air purifying apparatus and machines; Electric fans for personal use; Electric footwarmers in the nature of footmuffs; Electric shoe dryers for household purposes; Fans for air-conditioning apparatus; Footmuffs, electrically heated; Personal cooling system comprising tubing, a coolant source and temperature controls that may be incorporated into a garment; Radiators, electric; Stoves being heating apparatus; USB-powered cup heaters; USB-powered hand warmers...