g. coffee and coffee specialities, tea, cocoa and dairy beverages from hot beverage appliances for commercial and household use in conformity with the food hygiene regulations and for placing on the market. Appliances for self-service are within the scope of this standard. For this purpose, the standard specifies general hygienic requirements for the construction, material and operation of the appliances concerned. It contains, in particular, requirements for hygienic and professional operation, for cleaning, disinfection and descaling as well as requirements for a migration test. This standard does not deal with any requirements relevant to work safety. This standard deals neither with electrical safety nor with performance requirements. Standards DIN EN 60335-2-15 and DIN EN 60335-2-75 shall be used for commercially used appliances. Methods for measuring the performance of electric household coffee makers are provided in DIN EN 60661.