UK gallons
A UK gallon is a unit of volume used in the United Kingdom for measuring liquids such as fuel and water. One UK gallon is about to 4.54609 liters or 0.16054 cubic feet making it substantially larger than the US gallon.
Kiloliters
Kiloliters are volume units in the metric system equal to 1,000 liters. Kiloliters are commonly used to measure large volumes of liquids, such as water in swimming pools or tanks.