And petroleum oil was a concept wholly lost on a modern twenty-fourth-century lad.

The specific heat of a petroleum oils can be modeled as follows:

To make certain a regular supply of petroleum oil to other countries.

To decide policies to follow relating to production and sale of petroleum oil.

While petroleum oil was known prior to this, there was no appreciable market for it.

It wasn't until the 1860s that petroleum oil became a popular lubricant.

It has become one of the largest petroleum oil producing communities in Nigeria.

This was a result of lower price of petroleum oil.

Even horticultural oil, which is a very light petroleum oil, can be toxic to young growth, so don't use any more applications than necessary.

The employment of petroleum oil as an illuminant was at its beginning.