Kilogram is the basic unit of mass in the international system of units, which is usually used to measure the weight of objects. It was defined by French scientists, and the definition of kilogram is to fix the mass of a specific metal object at 1 kg. In life, people often use kilograms as the unit of mass. For example, when buying food, people will see the store weigh and calculate the price directly in kilograms. In addition, in health management, people usually use kilograms to measure their weight.
The advantage of kilogram as a unit of mass lies in its simple conversion relationship with other units in the international system of units. For example, 1 kg equals1000g, equals 2.20462 pounds, and equals 35.274 ounces.
The application scope of kilograms in different fields:
1. Commodity trading: kilograms are often used to measure the quality of commodities, such as the purchase and sale of grain, daily necessities and industrial raw materials.
2. Food and beverage: kilogram is often used to quantify the weight of ingredients, such as vegetables, meat, fruits, flour, sugar and so on.
3. Health care: Kilogram is used to measure and record body mass index (BMI), drug dosage, weight of medical equipment, etc.
4. Transportation logistics: Kilogram is a unit to measure the weight of goods, which is used to calculate the weight of goods, transportation arrangements and expenses.
5. Engineering and construction: Kilogram is used to measure the quality of building materials, such as steel, concrete, sand and gravel.
6. Scientific research: kilograms are used by laboratories to measure the quality of samples and serve as the basis for calculating experimental data and results.