Question
Which of the following are methods used for water purification? Select the two correct answers.(1 point)
Responses
sublimation
sublimation
chlorination
chlorination
smelting
smelting
boiling
Responses
sublimation
sublimation
chlorination
chlorination
smelting
smelting
boiling
Answers
GPT 3.5
chlorination
boiling
boiling