shale

It has been involved in the development of oil shale since 2005.

It is found in the same areas as the shale.

The company started its international oil shale activities in 2006.

Why are we kept in the dark over shale gas?

On the shale, no way of telling how many people there were.

The history of the oil shale industry started in ancient times.

This is considered the start of the modern oil shale industry.

The country can be divided into two groups, says Shale.

Ahead another low shale bank seemed to rise no more than head high above the level ground.

From 1938, the town became the centre of an oil shale industry.

They got out every bit of oil without disturbing the shale!

The price of oil shale itself, however, has not risen.

I am a bit too old to work on the oil shale."

At first he thought it was footsteps outside on the shale.

Shale gas is an opportunity to be a part of the solution.

But soon he'll be trying out the shale and sand of Germany.

The loose shale would have made the going too slow.

In 1924 the power plant was switched to oil shale.

Even many in the green movement do not support all the claims made against shale gas.

Several companies in Australia have oil shale development plans and activities.

The shale appears to be most economic at depths of 600-2,200 feet.

I would also like to see shale gas made illegal in this country.

Shale gas is being produced from the unit in some areas.

The highest part of the formation is black shale again.

After 2005, China became the largest shale oil producer in the world.