You know,the one that shows you the percantage of what duties make up a litre of fuel,are there any other cake examples of fluids per litre that can be compared with fuel? Just curious.
Most expensive fluid is supposed to be inkjet printer ink.
Melted precious metals have to give ink a run for it’s money. If I had to guess what the most expensive was it would probably be one of those high tech crystalline liquids they use for optical lenses.