sentence: A woman is doing a tutorial on how to clean a kitchen sink with baking soda, a toothbrush and cloth rag. sentence:  She first takes some baking soda on the rag and scrubs it on the sink. sentence:  Then she takes the toothbrush and dips it in the baking soda. sentence:  she brushes the toothbrush on the sink edges to clean it. sentence:  She turns on the tap and washes the baking soda off of the sink. sentence:  Then she takes some vinegar on the wash cloth and wipes the sink down with it.