One particularly valuable use for always-versatile baking soda is to clean the drains in your sink. To freshen the smell of your drain, pour some baking soda on the drain and run the hot water. This naturally eliminates odors and refreshes the sink. Plus, baking soda, when combined with hot water, can unclog a drain, eliminating the irritants that caused the odors in the first place.
According to the paragraph, what can baking soda do for your drain?