Deep Cleanse Carpets With Baking Soda If you don't have a carpet shampooer, you'll be able to deodorize and deep cleanse with baking soda. Following vacuuming and place cleaning, "evenly sprinkle baking soda and Allow it sit for at least half an hour—for a longer time if at all possible," states Dills.If you're an Primarily diligent human being,