Ключевые слова: abstract, air, appliance, appliances, backdrop, blower, business, celsius, climate, cold, computer, concept, conditioner, conditioning, cooler, cooling, design, duct, electric, electrical, electronics, equipment, flat, flow, heat, home, household, icon, icons, illustration, internet, isolated, lamp, object, pictogram, power, set, snowflake, sun, symbol, system, technology, temperature, ventilation, water, web, website, white,