Many oil-producing countries have little income from other sources. The IMF estimates a “break-even” oil price for their oil income to meet the national budget of the country. These estimates ...

As a former professional auto repair technician, I'll break it down for you. Here's everything you need to know about how your car's engine oil filter works to keep your wheels turning.

The owner's manual said to avoid hard acceleration and braking for the first 1,000 miles, and it all had to do with ... break-in is critical. In my case, I took the car for routine oil changes ...

Different treating agents serve different functions. Oil dispersants break the oil into smaller droplets. Surface washing agents lift stranded oil from solid substrates. Chemical herders corral ...

Prices for brent crude, the international benchmark, fell 4% on Tuesday to $68.99 a barrel, representing a significant break below the key $70 support level. Tuesday's decline in Brent oil follows ...