A hectogram (hg) is a metric unit of mass or weight in the International System of Units (SI). It represents one hundred grams or 10^2 grams. The metric system is a decimal-based system of measurement used worldwide, and it offers a convenient way to express both large and small quantities of mass.
To put the hectogram into perspective:
Hectograms are not as commonly used as some other metric units of mass, such as grams, kilograms, or metric tons (tonnes). However, you might encounter them in specific contexts, particularly in culinary measurements for food ingredients. For example, some recipes or food packaging might express the weight of an ingredient in hectograms, especially in countries where the metric system is prevalent.
A "slug," in the context of mass, is a unit of measurement primarily used in the United States customary and British imperial systems. It is not a widely used unit and is considered somewhat archaic. The slug is used to measure mass and is defined as the mass that accelerates at a rate of one foot per second squared (1 ft/s²) when a force of one pound-force (1 lbf) is applied to it. In other words, a slug is the mass that results in an acceleration of 1 ft/s² when a force of 1 lbf is applied to it.