What does 303 billion barrels of Venezuelan oil look like?

Oil becomes more meaningful when you turn it into fuel.

A barrel contains 159 litres of crude oil, or 42 gallons.

To use this oil, it must be refined. The refining process produces various products, including petrol, diesel, jet fuel and numerous household items, such as cleaning products, plastics and even lotions.

Once refined, a barrel typically produces a...