This clause of Part 1 is replaced by the following. his European Standard deals with the safety of electric humidifiers for household and similar use@ their rated voltage being not more than 250 V for single-phase appliances and 480 V for other appliances. NOTE Z101 Examples of appliances that are within the scope of the standard are: -ultrasonic humidifier; -impeller humidifier; -evaporation humidifier; -steam vaporizer humidifier; Appliances intended to be used by laymen in shops and other premises for normal housekeeping purposes@ are within the scope of this standard. NOTE Z102 Examples of appliance for household environment are appliances for typical housekeeping functions used in the household environment that may also be used by non expert users for typical housekeeping functions: -in shops and other similar working environments; -in farm houses -by clients in hotels@ motels and other residential type environments; -in bed and breakfast type environments. NOTE Z103 Household environments include the dwelling and its associated buildings@ the garden@ etc. As far as is practicable@ this standard deals with the common hazards presented by appliances that are encountered by all persons in household and similar environments. However@ in general@ it does not take into account: -children playing with the appliance@ -the use of the appliance by very young children -the use of the appliance by young children without supervision. It is recognised that very vulnerable people may have needs beyond the level addressed in this standard. NOTE Z104 Attention is drawn to the fact that: -for appliances intended to be used in vehicles or on board ships or aircraft@ additional requirements may be necessary; -in many countries additional requirements are specified by the national health authorities@ the national authorities responsible for the protection of labour and similar authorities. NOTE Z105 This standard does not apply to: -appliances for heating liquids (EN 60335-2-15); -humidifiers intended for use with heating@ ventilation or air-conditioning systems (EN 60335-2-88); -appliances for medical purposes (EN 60601); -appliances intended exclusively for industrial purposes; -appliances intended to be used in locations where special conditions prevail@ such as the presence of a corrosive or explosive atmosphere (dust@ vapour or gas).