because it is so 'useful' for example we use them in cars, and also because it is so rare like gold
Crude oil
black gold is slang for crude oil
Petroleum is called "black gold" because of its value, versatility, and economic significance, similar to that of gold. It is also referred to as "crude oil" because it is a natural, unrefined oil extracted from the earth, before being processed into various petroleum products.
Noop. Black gold is slang for crude oil.
crude oilAnswerit is oil also know as Texas tea
'Black Gold' was and is a term for crude oil.
Um... i think it could also be called black gold.
Petroleum, also known as crude oil, is sometimes called black gold because of the enormous amount of money that is spent on it.
Texas Tea
Because oil is worth a lot of money, just like gold, and it is black, hence the term, "Black Gold"
crude oilAnswerit is oil also know as Texas tea
There may be trace of gold in crude oil but it is not a significant component.