In life, there are many kinds of common main materials and auxiliary materials:
In the cooking industry, the main ingredients are the main raw materials of the dishes to be processed, such as the tenderloin in the sweet and sour tenderloin, and the auxiliary materials refer to the auxiliary cooking materials, such as sugar, vinegar and salt in the sweet and sour tenderloin.
In the clothing industry, the main material is the main material for making clothes, such as down jackets, and the auxiliary material is the auxiliary material of clothing, such as zippers and buttons in down jackets.
In the pharmaceutical industry, the main ingredient is the raw material for making drugs, such as aspirin, and the auxiliary materials refer to the substances produced together with the raw materials, such as starch and dextrin.
Extended data
Common clothing accessories are classified as follows:
1, lining can be divided into cotton, silk, chemical fiber, wool and fur;
2. Lining materials can be divided into cotton, polyester cotton and polyester;
3. Thread materials can be divided into cotton thread, polyester cotton, polyester, silk, etc.
4. Button materials can be divided into: plastic buttons, metal buttons, wooden buttons, cloth buttons, etc.
5. Zipper materials can be divided into: nylon zipper, resin zipper, metal zipper and plastic zipper;
6. The tag can be divided into tag, waist tag, leather tag, bronze tag, embroidered tag, etc.