A metric unit of volume, commonly used in expressing concentrations of a chemical in a volume of air. One cubic meter equals 35.3 cubic feet or 1.3 cubic yards. One cubic meter also equals 1000 liters or one million cubic centimeters.
This term is commonly used when measuring a volume of air. A cubic meter is the space inside of a box that is one meter wide, one meter high, and one meter deep. A softball bat is about a meter long (39 inches, or just over a yard). The cabinet under a kitchen sink has about one cubic meter of volume. Concentration is measured using two units, because it is a measure of how much of one substance is contained in another. Typical units of concentration are described below.