1, butter is a viscous animal fat, which can be scrubbed with toluene or carbon tetrachloride solvent, and the traces left can be removed with a mixture of alcohol and ammonia water.

2. You can wash butter with alcohol or ammonia.

3. It can also be cleaned with gasoline, toluene and petroleum ether.

Butter, also known as cream and cream, is made by separating thin cream from skim milk, ripening and stirring the thin cream. The biggest difference between butter and cream is the composition, and the fat content of butter is higher. High-quality butter is light yellow in color, even and delicate in texture, with no moisture oozing from the cut surface and fragrant in smell.

Butter nutrition is the first of dairy products. Butter made from milk is rich in nutrients, including vitamins, minerals, fatty acids, glycosylated neuropeptides and cholesterol. Butter is also delicious for cooking. Can be used to fry fish, steak, toast and spread bread. It is not only nutritious, but also delicious, sweet and delicious.

Butter can be divided into raw butter (made directly from raw milk), superfine butter (only pasteurized raw milk or cream) and refined butter (partially frozen milk). In taste, it can also be divided into original flavor, semi-salt and salted butter.