For example, they may be synthetic organochlorides such as plastics and pesticides, or naturally occurring organic chemicals such as polyaromatic hydrocarbons (PAHs) and some fractions of crude oil and coal.

Vice Ministry of Hydrocarbons (Ministry of Mining and Hydrocarbons)

Iran points out that some of the hydrocarbons, such as polycyclic aromatic hydrocarbons, are very toxic.

Why are they so fixated on hydrocarbons?

The enzymes remanufactured the hydrocarbons into carbohydrates fungal sugars.

Two, they'd need to stop exploring for new hydrocarbons.

100 million dollars a day exploring for new hydrocarbons.

These are the same bonds that hold hydrocarbons together.

The enzymes remanufactured the hydrocarbons into carbohydrates fungal sugars.

86 percent of the energy we consume are hydrocarbons.

Burning hydrocarbons (natural gas and petrol) yields both water and CO2.

Energy minerals include hydrocarbons such as petroleum and coal, and radioactive minerals.

With respect to the possibility of exploiting hydrocarbons, the situation is different.

There is no need for the use of polluting hydrocarbons any longer.

Organochlorine hydrocarbons (e.g., DDT) could be separated into dichlorodiphenylethanes, cyclodiene compounds, and other related compounds.

In domestic refrigeration he stated that HFC 134a and hydrocarbons continued to be dominant alternatives.

And as you're looking at this system, if hydrocarbons are concentrated sunlight, then bioenergy works in a different way. And we've got to start thinking of oil and other hydrocarbons as part of these solar panels.

A few deals to export Russian hydrocarbons to China can be expected, but not much more.

CAMBRIDGE The prices of hydrocarbons, minerals, and agricultural commodities have been on a veritable roller coaster.

Bacteria capable of digesting the hydrocarbons in petroleum are often used to clean up oil spills.

It consists of a complex mixture of hydrocarbons of various molecular weights, plus other organic compounds.

The reservoir must also be permeable so that the hydrocarbons will flow to surface during production.

32. All major classes of hydrocarbons have been found at low concentrations in the Antarctic ecosystems.

But the distribution of proceeds from hydrocarbons is irregular, and the central government has accumulated significant arrears.

For our part, we are doing all we can to conserve energy and develop alternatives to hydrocarbons.

And we've got to start thinking of oil and other hydrocarbons as part of these solar panels.

But in the meantime, for the next decade at least, the name of the game is hydrocarbons.

Putin, for his part, built a great energy power, turning the country into a banana republic with hydrocarbons.

Oil and gas companies are taxed 46 percent on income derived from the sale of hydrocarbons and derivative products.

Such effects may be particularly persistent at high latitudes, where low temperatures impede the microbial breakdown of toxic hydrocarbons.

Assistance to Nicaragua is assisting the National Energy Institute in the use of hydrocarbons with attention to environmental regulation.

And as you're looking at this system, if hydrocarbons are concentrated sunlight, then bioenergy works in a different way.

3.10.1.6.1 A review of the medical literature on chemical aspiration revealed that some hydrocarbons (petroleum distillates) and certain chlorinated hydrocarbons have been shown to pose an aspiration hazard in humans. Primary alcohols, and ketones have been shown to pose an aspiration hazard only in animal studies.

Few countries are as dependent on the Persian Gulf region s hydrocarbons as is India, which imports almost 80 of its consumption.

This dialogue, which already covers topics relating to living resources, could be extended to such other areas as hydrocarbons and communications.

Their good fortune is not due to their domestic policies, but to hydrocarbons in Azerbaijan s case and, in Belarus, to Russian subsidies.

The hydrocarbons sector secures Russian growth, undermines the power of Arab producers and OPEC, and thus promises a decrease in oil prices.

But the most crucial and almost always overlooked point about fracking is that shale gas, like all hydrocarbons, can be used only once.

Concentrations of the breakdown products (oxidation products) of oil were found to be about 10 times higher than concentrations of their parent hydrocarbons.

The low levels of natural hydrocarbons and restricted human activity make the Antarctic ecosystem suitable as an indicator of global hydrocarbon pollution. 20

This relatively rich, opposition controlled, ethnically mixed, and more conservative province, blessed with fertile lowlands and hydrocarbons, voted for autonomy by a wide margin.

In that regard, the situation has unfortunately been affected recently by unilateral positions taken by the British Government on the sensitive matters of hydrocarbons quot .

George A. Olah prepared the so called magic acid, so named for its ability to attack hydrocarbons, by mixing antimony pentafluoride (SbF5) and fluorosulfonic acid (FSO3H).

There are over 600 known carotenoids they are split into two classes, xanthophylls (which contain oxygen) and carotenes (which are purely hydrocarbons, and contain no oxygen).

As far as other major hydrocarbons, namely coal and radioactive minerals, are concerned, there are virtually no known deposits in most of the small island countries.