Metric System Units of Measurement
1 cubic meter (m³) = 1000 liters (L) = 1000 cubic decimeters (dm³)
1 cubic decimeter = 1000 cubic centimeters
1 cubic centimeter = 1000 cubic millimeters
Imperial and US Customary Units of Measurement
1 cubic foot (ft³) = 0.0283 cubic meters (m³) = 28.317 liters (L)
1 thousand cubic feet (mcf) = 28.317 cubic meters (m³)
1 million cubic feet (MMcf) = 28,317,000 cubic meters (m³)
1 billion cubic feet (bcf) = 28,317,000,000 cubic meters (m³)
1 trillion cubic feet (tcf) = 283,170,000,000 cubic meters (m³)
1 cubic inch (in³) = 16.3871 cubic centimeters (cm³)
1 acre-foot = 1,234 cubic meters (m³), 1 barrel (bbl) = 0.159 cubic meters (m³) = 42 US gallons (gal)
1 US gallon (gal) = 3.785 liters (L)
1 US quart (qt) = 0.946 liters (L), 1 US pint (pt) = 0.473 liters (L), 1 US gill (gi) = 0.118 liters (L)
1 Imperial gallon (gal) = 4.546 liters (L)
Ancient Chinese Units of Measurement
1石（dàn） = 10斗（dǒu）
1斛（hú） = 本为10斗，后来改为5斗
1斗（dǒu） = 10升
1龠(yuè) = 0.5合（gě）
1升 = 10合（gě）