Because caustic soda is powerful in cleaning and it is cheaper.

When you become a mom you realize that there are so many things in your life that you need to spend money on, especially the kids who cost money for all things. Mothers generally can't afford to let their children suffer and give them the best. But when it comes to the moms themselves, they will find ways to save money, and the things they use in life are also cheap.

Sodium hydroxide, chemical formula for NaOH, commonly known as caustic soda, caustic soda, caustic soda, for a strong corrosive strong alkali, generally flake or block form, easily soluble in water (dissolved in water exothermic) and the formation of an alkaline solution.

The main chemical composition of the oil in our life is advanced fatty acid glycerides. The esters are hydrolyzed in an alkaline environment to form stearic acid and alcohols. Stearic acid and alcohols are easily dissolved in water, the role of stain removal.

Caustic soda is a strong alkali, de-greasing function is very powerful, compared to other de-greasing products on the market, caustic soda belongs to the economic and affordable.

You go to the supermarket to buy a bottle of kitchen grease cleaning products about a dozen dollars to dozens of dollars, and this bottle may be wiped once the range hood is used up.

And you buy a packet of caustic soda only a few dollars, after water can be used for a long time, if simply used to wipe the hood, it is estimated that you can wipe about ten times.

Such a product, although the majority of moms know that it has a certain degree of danger, but in order to cheap still willing to buy to use. It can be said that caustic soda is still very cost-effective.

In fact, all the problems are frankly the problem of money, are caused by the lack of money. The majority of mothers are not unaware that caustic soda is harmful to the body, it is easy to burn the skin if you are not careful. And it can also harm your child's health if it's not put in the right place. However, in order to save money, moms still choose to use these things. But where the family is particularly rich, it's not like moms don't know to choose something better and safer.