About the Units
Imperial gallon (gal (UK))
The British imperial gallon, larger than the US gallon.
Learn more about Imperial gallons
zettaliter (ZL)
A massive volume unit equal to 10^21 liters.
Common Conversions
- 1 gal (UK) = 4.5460897e-21 ZL
- 219969260000000000000.0 gal (UK) = 1 ZL