There are many skin care products on the market, which can be basically divided into three types: moisturizing type, whitening type and anti-aging type. Many skin care products have these words in their names. However, the propaganda is not nece...
Oily raw materials are used in large quantities in cosmetic formulations, and there are three forms of liquid, semi-solid and solid at room temperature. Under normal circumstances, the oily raw material that is liquid at room temperature can be ...
Select industrial lubricants need to pay attention to matters
1, the selection of industrial lubricating oil should be based on the requirements of mechanical equipment. It is not necessary to use high-grade smooth oils on relatively pr...
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