The centiliter (cL) is a metric unit of volume equal to one-hundredth of a liter, commonly used in European countries for beverage and spirit bottle sizes. Wine and spirit labels in the EU frequently display volume in centiliters alongside milliliters. One centiliter equals exactly 10 milliliters or about 0.338 fluid ounces.

The US gallon (gal) is an imperial volume unit equal to exactly 3.7854 liters, the standard measurement for fuel, milk, and paint in the United States. Gasoline prices at American pumps are always quoted per gallon, and US vehicle fuel efficiency is measured in miles per gallon. One US gallon equals 4 US quarts or 8 US pints.