Arm & Hammer - CDC3320084104 Baking soda is 100 percent all-natural for an inexpensive and environmentally sensible alternative to harsh chemicals. Its multipurpose design can be used as a gentle cleaner, effective deodorizer or a leavening agent for baking. Simply sprinkle it in waste receptacles to activate its odor-neutralizing properties to eliminate common household odors. Baking soda is perfect for cleaning carpet spills, freshening upholstery, deodorizing drains and more.