Units from the metric system can be used to describe the mass, volume or length of an object. Mass is measured in grams (g) and kilograms (kg). Volume is measured in millilitres (ml) and litres (l).

Expats and tourists from the United States come to Costa Rica with a handicap. While most of the rest of the world, including Costa Rica, is using the metric system, the U.S., despite several efforts ...

Scientists have approved the introduction of four new prefixes that can be applied to units of measurement in the metric system. When you purchase through links on our site, we may earn an affiliate ...