BRAINLY IS APRECIATED!!!
Brown water is Minerals, sediment, or rust that accumulates in the water mains over time is the cause of brown or discolored water. And is not good to use for drinking and/or washing clothing. But, it is okay to shower in and use in toilets.
That makes BROWN WATER an incorrect answer.
Groundwater is used for many things such as watering plants, and drinking water for 99% of rural areas. Groundwater is not used in washing machines but many people are trying to revert to groundwater for sewage.
That makes GROUNDWATER an incorrect answer.
Ethanol is used for drinks, paint, caned fruit and sugar.
That makes ETHANOL an incorrect answer.
Black water is waste water from bathrooms and toilets that contains faecal matter and urine.
That makes BLACKWATER an incorrect answer.
Grey water is used for washing but not sewage.
(People are trying to use grey water for toilets now.)
That makes GREY WATER the correct answer.
