Baking soda has great effects. Baking soda is sodium bicarbonate, also called acid sodium carbonate. It is an acid salt and its chemical formula is NaHCO3. People usually only know that it can be used to make bread, make soda and make fire extinguishing agents. In fact, it also has the following lesser-known uses. Household cleaning: People who are allergic to detergents may wish to add a little baking soda to the dishwashing water to keep the bowls and plates clean without burning their hands. You can also use baking soda to scrub stainless steel pots, copper pots or iron pots. Baking soda can also clean the scale in hot water bottles. The method is to dissolve 50 grams of baking soda in a cup of hot water, then pour it into the bottle and shake it up and down to remove the scale. Soak coffee pots and teapots in hot water and add 3 tablespoons of baking soda to eliminate stains and odors. Leave the box containing baking soda open in the refrigerator to eliminate odors, or mix baking soda with warm water to clean the inside of the refrigerator. Sprinkling some baking soda in a trash can or anywhere else that might smell will work wonders. If you have pets at home, sprinkle some baking soda on the carpet to remove urine odor. If it is a cement floor, you can sprinkle baking soda, add a little vinegar, brush the floor with a brush, and then rinse it with water. Sprinkle a little baking soda on a damp rag and scrub the plastic parts and casings of household appliances. It works well. Personal Cleansing and Beauty: Use baking soda as a deodorant. Mix one cup of baking soda and two tablespoons of starch in a plastic container and apply it to the odor-emitting areas of your body to remove body odor. Baking soda is a mildly abrasive cleaner. Add a little baking soda to toothpaste to neutralize odor and act as a whitening agent. Put a little baking soda in your shoes to absorb moisture and odors. Add a little baking soda to facial cleanser, or use baking soda and oatmeal to make a facial mask to help improve your skin; add a small amount of baking soda to shampoo to remove residual hair spray and styling cream. Chlorine in swimming pools can damage hair. Adding a little baking soda to shampoo can repair damaged hair. Medicinal uses of baking soda: If you are bitten by a bee or mosquito, make a paste with baking soda and vinegar and apply it on the injured area to relieve itching. Add a little baking soda to your bath water to soothe skin irritations. Sprinkle a little baking soda on your sheets to prevent rashes in children caused by heat and humidity. If your feet are tired, put 2 spoons of baking soda in the foot washing water and soak them for a period of time to help eliminate fatigue