sentence: An add for a professional cleaning service appears. sentence:  A woman is shown inside a house, talking about a sink. sentence:  She is demonstrating how to clean the faucet and bowl of the sink by pouring fluid around all the edges. sentence:  She uses a scraper to spread the fluid evenly. sentence:  The woman wipes down the sink to make it clean. sentence:  She is then shown speaking her final words in front of a house with a car parked behind her.