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Painting efficiently's a boring source of income?
Answer for the clue "Painting efficiently's a boring source of income? ", 8 letters:
oil well
Word definitions for oil well in dictionaries
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
oil well \oil" well`\ n. A well[3] from which petroleum is or has been extracted; a well[3] drilled deeply into an oil-bearing geological formation specifically for the purpose of obtaining petroleum.
Wiktionary
Word definitions in Wiktionary
n. A hole drilled into the earth from which petroleum is pumped
Wikipedia
Word definitions in Wikipedia
An oil well is a boring in the Earth that is designed to bring petroleum oil hydrocarbons to the surface. Usually some natural gas is produced along with the oil. A well that is designed to produce mainly or only gas may be termed a gas well .
WordNet
Word definitions in WordNet
n. a well that yields or has yielded oil [syn: oiler ]
Usage examples of oil well.
In fact, it was probably that very oil well that made him decide to work in a gas station when he grew up.
You own a rig and you think that's fine and before you know where you are you're wanting an interest in an oil well.
No longer was he on the run, escaping a wounded, occupied Baghdad in a stolen French Renaultpacked with dozens of cans of extra fuel, bottles of water, and boxes of food and ether suppliesracing west toward the border of Syria, surrounded by oil well fires, burning wild and deadly.
Perhaps one of them has a copy of a vintage Oil Well Supply Company catalog.
Before long, the parts of these rigs will be standardized, and the USE will have its own oil well supply companies.
If the oil well complex is not secure, we'll head southwest toward these oil well complexes and disperse.
They contained a fluid that would have passed anywhere for kerosene, although it had never been in an oil well.
He used the kind of a tone he used when he had just lost a string of tools in a six-thousand-foot oil well.