A fundamental break with this millennia long pattern came only with widespread adoption of the first practical mechanical prime mover able to convert the heat of fuel combustion James Watt s improved steam engine, designed in the 1780 s. More efficient versions of this prime mover dominated the modernization of the Western world until the first decade of the twentieth century.

More efficient versions of this prime mover dominated the modernization of the Western world until the first decade of the twentieth century.

Here's a little snapshot of 150 years of oil, and it's been a dominant part of our energy system for most of those 150 years.

Interestingly, the Wikipedia entry for this phrase quotes a 2013 Guardian article as the primary source for the term.

There are natural biological materials.

So this material is silk.

Independent Russian television channel Dozhd reports

This material is cheaper.

This is good stuff!

Android is too fragmented and open for a first time launch.

There is no better source of information.

He drank of the spring.

Languages. Material versus method.

This material stretches easily.

This fabric stains easily.

This material is ruined.

This material isn't elastic enough.

Where is your teaching material?

His material is good quality.

Step 3 Setting a Light

Currently, it exists as footage ready for post production and editing.

She is collecting material for a book.

This packaging material provides heat insulation.

We've already seen this material.

That material's going to shrink if it's washed.

This material absorbs CO2.

This material has a rough texture.

The swing in Greece s fiscal position from a large primary deficit to a surplus was almost unprecedented, but the demand that the country achieve a primary surplus of 4.5 of GDP was unconscionable.

came from a source of energy that was immoral human slaves.

In addition, both sources of financing are also uncertain.

Serena Williams Public Domain

I heard it on good authority.

I heard this from a safe source.

I heard it from a reliable source.

The angel of Yahweh found her by a fountain of water in the wilderness, by the fountain in the way to Shur.

The party s propaganda material tells its story.

Fiorenzo Omenetto Silk, the ancient material of the future

The threat comes from an unlikely source organized crime.

Alexey Shaposhnikov, creator of StreetJournal.org, photo by anonymous source

2 Providing a new food source on the market.

I heard the news through the grapevine.

The income from this source is tax free.

I got the news from a reliable source.

The rounder it is, the more hydrophobic it is, and if it's really round, it's superhydrophobic.

So what's superhydrophobic?