UK pints
UK pints are volume units used in the United Kingdom for measuring liquids such as beer and milk. One UK pint is about 0.568 liters.
While the use of pints in the UK is less common than it once was it remains a popular unit of measurement in the UK, particularly in pubs and grocery stores.
US oil barrels
A US oil barrel, also known as a petroleum barrel, is a volume unit used in the oil and gas industry to measure crude oil or liquid petroleum gas (LPG). One US oil barrel is 42 US gallons or about 159 liters.