C
CHEMISTRY; METALLURGY
C02
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C02F
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
2307/00
Location of water treatment or water treatment device
C02F2307/12
as part of household appliances such as dishwashers, laundry washing machines or vacuum cleaners