Commodities is a term specifically used for an economic good or service when the demand for it has no qualitative differentiation across a market. Examples include wheat, petroleum, salt, gold, copper, rice, and others whose supply and demand are a part of one universal market.

This table contains the prices of precious metal commodities in U.S. dollars per gram (SI) at the designated date and time.

This data set includes the international currency codes, published by the International Organization for Standardization.

The Grams to Stone calculator computes the number of stone from the mass/weight in grams (g).

The Kilograms to Stone calculator computes the number of stone from the mass/weight in kilograms (kg).

The Stone to Kilograms calculator computes the mass / weight (m) based on the number of stone.

The Stone Weight calculator converts mass and weight to the British stone weight unit and vice versa.

The Weight and Volume Calculator contains volume and mass / weight equations for a variety of geometric shapes and provides the mean density for a large number of substances.

The Capsule Calculator has formulas for the volume, surface area and mass (weight) of a capsule Capsule or Spherocylinder based on its dimensions in the case of volume and surface area, and also its mean density in the case of the mass / weight.