Sentences with phrase «aromatic hydrocarbons such»

For example, polycyclic aromatic hydrocarbons such as benzopyrenes from wood smoke are toxic.

Not exact matches

The future of proposed studies on nanoparticles and oil sands contaminants such as polycyclic aromatic hydrocarbons (PAHs) may now be dead.

In fact, the E.P.A. says the lake that Martens bobbed around in for about ten minutes while wearing a life jacket contains the following substances: «mercury, polychlorinated biphenyls (PCBs); pesticides; creosotes; heavy metals including lead, cobalt, and mercury; polycyclic aromatic hydrocarbons (PAHs); and volatile organic compounds (VOCs) such as chlorobenzene.»

Aromatic molecules such as polycyclic aromatic hydrocarbons (PAHs) are known to exist in the interstellar medium owing to their characteristic infrared emission fAromatic molecules such as polycyclic aromatic hydrocarbons (PAHs) are known to exist in the interstellar medium owing to their characteristic infrared emission faromatic hydrocarbons (PAHs) are known to exist in the interstellar medium owing to their characteristic infrared emission features.

These particles are believed to be most dangerous due to their carcinogenic trace compounds such as polycyclic aromatic hydrocarbons.

Simple aromatic molecules such as benzonitrile may be precursors for polycyclic aromatic hydrocarbon formation, providing a chemical link to the carriers of the unidentified infrared bands.

Until then the only alternatives were organic solvents such as aromatic hydrocarbons or benzene derivatives which could leave toxic residues.

Until the end of September, the petrol stations will be replacing their superunleaded petrol with «summer petrol» in which a tenth of the aromatic hydrocarbons are replaced by fuel oxygenates such as methyl tertiary butyl ether, or MTBE.

«In the bodies of organisms such as mammals or birds, these aromatic hydrocarbons can be transformed into even more toxic products, which can affect DNA.»

The toxic compounds in oil vary, but the most worrisome are polycyclic aromatic hydrocarbons (PAHs), such as napthalenes, benzene, toluene and xylenes.

New results from Aarhus University indicate that such mobile microorganisms can play a surprising key role in bioremediation of soil which is contaminated with so - called PAHs (Polycyclic Aromatic Hydrocarbons).

There is also evidence for much larger molecules such as polycyclic aromatic hydrocarbons, which resemble the soot from automobile emission.

The research says that concern over cancer causing compounds such as heterocyclic amines (HCAs), and polycyclic aromatic hydrocarbons), would be better directed toward educating consumers on the charring and blackening that occurs when grilling or barbecuing muscle meats, rather than cooking the meat in microwave ovens.

Research has also indicated a link between the development of Type 2 diabetes and toxins, such as heavy metals, pesticides, plastic compounds including BPA, diesel exhaust, tobacco smoke, polycyclic aromatic hydrocarbons, hormones, radioactivity, viruses, bacteria and endocrine - disrupting chemicals.

Whales are known to accumulate heavy metals, organochlorines such as PCBs (polychlorinated biphenyls), DDT, dioxins and polycyclic aromatic hydrocarbons.

Finally, test reports have shown Duraflame and Java Logs to burn cleaner than cut cord wood, with substantially lower emissions of numerous air pollutants, such as particulate matter, carbon monoxide, formaldehyde, benzene, dioxin, and polycyclic aromatic hydrocarbons (PAHs).

Some toxic compounds found in oil such as polycyclic aromatic hydrocarbons have been shown to cause birth defects in humans; it is conceivable that they are responsible for some of the recent stillbirths in dolphins.»

To determine whether in the management and execution of land reclamation contracts which involved toxic waste which included heavy metals, Polycyclic Aromatic Hydrocarbons, and dioxins in Corby, Northamptonshire between about 1985 and 1999, the Defendant (Corby Borough Council) owed a duty to the Claimants to take reasonable care to prevent the airbourne exposure of the Claimants» mothers to such toxic waste durnig the embryonic stage of pregnancy.