1 from the air: A carbon dioxide in the air (CO2), a small amount of carbon monoxide CO, then mixed with water in the air, will form carbonic acid. B in the air of sulfur dioxide SO2, in the air is humid, it will react with water to form sulfuric acid. C nitrogen dioxide in the air there is NO2, getting to the water users to form nitric acid.
Example: Many of us may have such an experience, that is, when it rains, the rain wet hair. Hair will be itchy feeling, these are the result of a chemical reaction, if we are at home washing thoroughly, the hair will be less residual waste, otherwise the hair will form a garbage heap.
Shampoo from
2 from shampoo: shampoo most of them are mostly alkaline, because it can form a weak acid in the dirt and hair to achieve the purpose of thorough cleaning, but within a shampoo containing a cationic surfactant called ingredients, improper or if the shampoo wash dirty method, especially in spring and autumn, will produce static electricity, because the hair is always static, over time, the hair cuticle scales will suffer.
From the hair color cream in
From hair color cream in 3: We all know that there is a component in hair color cream called A Magic Virginia, there is a component called a free base, the two components is difficult to shampoo out of the deep clean, even if the man has lost all pigment and they will not be washed off, so stay in the hair and the inner, injured cortex.
No comments:
Post a Comment