Lighting apparatus and apparatus; light-emitting diodes [LED] lighting apparatus; lighting appliance; cooking apparatus and installations; coffee machines, electric; kettles, electric; refrigerators; air cooling apparatus; air-conditioning installations; air filtering installations; fans [air-conditioning]; air-conditioning apparatus; gas scrubbing apparatus; air purifying apparatus and machines; ventilation [air-conditioning] installations and apparatus; air humidifiers; steam facial apparat...