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.

Vice Ministry of Hydrocarbons (Ministry of Mining and Hydrocarbons)

It might be possible to provide metering for individual items of manufacturing equipment (e.g. an induction furnace) to detect frequency and duration of use or to monitor the purchasing of certain chemicals common to production and finishing operations, such as chlorinated volatile organic compounds.

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

The enzymes remanufactured the hydrocarbons into carbohydrates fungal sugars.

Domestic politics remained volatile.

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

Financial flows are excessively volatile.

The subregional context remains volatile.

The subregional context remains volatile.

Dam protests can often be volatile.

Reputations are volatile. Loyalties are fickle.

The gold market is small and volatile.

The security situation remains volatile and unpredictable.

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.

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.

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.

In effect, it indicates the ease or difficulty of using distillation to separate the more volatile components from the less volatile components in a mixture.

Volatile stock market, getting negative feedback that's also immediate.

Sami and Layla spent a volatile day of arguing.

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

Indeed, North Korea s behavior has since become even more volatile.

Since then, the international financial system has been highly volatile.

Iran sits at the heart of an extremely volatile region.

However, the volatile political climate gave the idea stronger backing.

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

But gold is also a high risk and highly volatile investment.

Remaining oil supplies will be concentrated in the volatile Middle East.

Lack of confidence is reflected in low and volatile asset values.

Despite the measures taken, the security situation remains volatile and unpredictable.

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

Beyond Iran, the volatile situation throughout the Middle East urgently demands solutions.

This is helping to promote further instability in already volatile political contexts.

Net private capital flows, particularly to developing economies, have become more volatile.

Second, natural resource prices are volatile, and managing this volatility is hard.

Growth was also volatile, with boom bust cycles occurring across most regions.

Much of the eastern part of the country remains volatile and insecure.

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

The volatile security situation there has kept kids out of school since October.

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