diêm tiêu

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The Vietnamese word "diêm tiêu" refers to "saltpetre," which is a chemical compound known scientifically as potassium nitrate. It is commonly used in fertilizers, food preservation, and even in the manufacture of gunpowder.

Basic Explanation:

• Meaning: "Diêm tiêu" is primarily associated with its use in agriculture and food processing. It is a naturally occurring mineral that contains potassium and nitrogen, important nutrients for plants.

Usage Instructions:

• In Agriculture: "Diêm tiêu" can be used as a fertilizer to help plants grow better. When using it in gardening, it is important to follow the recommended amounts to avoid harming the plants.
• In Food Processing: It can also be used to preserve meats and other foods, enhancing their shelf life.

Example Sentence:

• "Nông dân thường sử dụng diêm tiêu để tăng trưởng cây trồng." (Translation: "Farmers often use saltpetre to enhance plant growth.")

Advanced Usage:

• In chemistry and industry contexts, "diêm tiêu" can refer to various reactions involving nitrate compounds. For instance, it is used in making explosives or fireworks due to its oxidizing properties.

Word Variants:

• There are no direct variants for "diêm tiêu," but it can be referred to by its chemical formula, KNO₃, in scientific discussions.

Different Meanings:

• In a historical context, "diêm tiêu" was sometimes associated with gunpowder, as it is a key ingredient in its production. However, in modern usage, it mainly refers to its agricultural and food preservation roles.

Synonyms:

• A common synonym in Vietnamese for "diêm tiêu" is "kali nitrat," which directly translates to "potassium nitrate."

Related Terms:

• "Phân bón" (fertilizer) - This refers to any substance added to soil to improve plant growth.
• "Chất bảo quản" (preservative) - This term refers to substances used to preserve food and prevent spoilage.

Academic

1. Saltpetre