6. Clean Drain with Baking Soda and Vinegar: The chemical reaction of baking soda and Vinegar will unclog the drain and remove bad odor. Ingredients: Baking Soda; Apple Cider Vinegar; Preparation Time: 5 mins. Procedure: Take bucket full of boiling hot water and pour down the drain. Put 1/2 cup of baking soda and allow it to sit for few minutes.
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