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Kindergarten Science Activities: How to Make Sucrose?
The juice in sugarcane will be squeezed out by the strong pressure of the press. The main component of the juice is sucrose and also contains many impurities, so lime will be added, which is to allow the juice to be heated and precipitated to filter out the non-sugar impurities contained in it.

The syrup will only contain a lot of water, so it should be poured into a large pot for distillation to evaporate the water and improve the purity of the syrup. Crude syrup can be obtained after evaporation and concentration;

On this basis, the syrup is heated and concentrated again to make it into sugar paste, and the sugar paste is put into a high-speed rotary centrifuge to separate the sucrose from molasses, and the white sugar can be obtained after successful separation.

Extended data:

Edible efficacy of sucrose;

1, brown sugar should enrich blood and promote blood circulation.

Brown sugar is rich in nutrition and low in sugar content. Among the three kinds of sugar with the same amount, brown sugar has the least sugar, and the others are minerals and vitamins. These minerals and trace elements can stimulate human hematopoiesis, so brown sugar can replenish qi and blood. Brown sugar should not be cooked for too long, and it is suitable for making cold dishes. Because most raw dishes are cold, a little brown sugar can warm the stomach.

2, rock sugar can moisten the lungs and clear the fire

Rock sugar is often used to recuperate cough. In spring, the weather is getting hot, and many people are prone to cough, get angry and dry cough. Rock sugar can not only clear the fire, but also moisten the lungs and remove lung heat. Stewed pears or tremella with rock sugar can achieve the miraculous effect of moistening lung and clearing fire.

3, sugar can detoxify and treat emergencies.

White sugar has high sugar content and quick effect, so it has a certain detoxification effect. Drinking sugar can neutralize the poison of fish and shrimp. For example, cold crabs conflict with warm brown sugar, so brown sugar should not be put. Therefore, after eating crabs, I suggest you drink a bowl of ginger syrup. In addition, white sugar water can also relieve pain.

People's Network-Eat "sugar" correctly! What is the use of white sugar, brown sugar and rock sugar?

Baidu encyclopedia-sucrose