One thousandth of a kilogramme is equal to one gram. The mass of a specific cylinder made of iridium and platinum is referred to as a kilogram. Sevres, France is where this cylinder is preserved.
A gramme weighs exactly 0.0353 ounces. A gramme of sugar is approximately 1/4 teaspoon of sugar. About 1 gramme is the weight of a typical paper clip.
In the metric system of measurement, the gramme and kilogramme serve as units of mass. In 1799, the metric system was developed in France. It was improved in 1960 and named the System of International Units, or SI. The United States is one of the few nations that does not use the SI system.