Unemployment is known to damage happiness because not working falls short of social expectations.
Category 3 hurricanes are known to damage small buildings or even destroy those without any solid foundation, such as mobile homes.
Airborne particles small enough to be inhaled are known to damage health.
Friday's aftershocks did not cause any known injuries or damage and no tsunami warnings were issued.
It's not known how much damage was suffered by small businesses.
Police and firefighters were responding to reports of damage in El Reno, just outside Union City, but it was not immediately known how bad the damage was, Mayor Matt White said.
But they are also known to cause muscle damage in rare instances, and in the most severe cases this has resulted in liver damage.
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The extent of casualties was not immediately known, and one U.S. official said it could be a day or two until the full extent of damage is known.
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The extent of damage still not known, but there is a lot of anger, because as Dr. Donny George, the director of antiquities said, there were promises it was going to be otherwise.
In my experience the several soldiers I have known who had severe emotional damage while serving in Iraq received help in country, some of which were evacuated back to the States for more aid.
This reaction releases highly reactive molecules known as free radicals which cause damage to the tissue.
"Carbon tet", as it is known, is a highly toxic pollutant which is known to cause cancer and liver damage.
For the Gulf Coast, it's not yet fully known just how much the oil spill will damage metro areas in those states.
The combination of exercise and supplements boosted levels of nitric oxide, which is known to protect the arteries and heart from damage.
Professor Petot said it was possible that when fat was broken down by the body it released substances known as free radicals that can cause tissue damage, and might precipitate the development of Alzheimer's symptoms.
They also blame it for some of the health problems seen in southern Iraq, though many scientists say there is no known mechanism by which DU could have caused the damage.
The damage was mostly blamed on a meteorological phenomenon known as a derecho, where hurricane-force winds are buffeted ahead of fast-moving thunderstorms.
He expressed fears that the toll, as far as deaths and damage, could be more than is now known, anticipating more will be known once the sun rises Monday.
Had crews known about the Enbridge pipeline, that knowledge could have prevented additional damage, investigators concluded.
"A-levels are a well known and well respected international brand and it would be foolish to damage confidence in them for no compelling reason, " said ASCL leader Brian Lightman.
Dimitri "didn't have to be a rocket scientist" to get into Microsoft's server using a known security bug, and theoretically he had the opportunity to do damage once achieving access, said Paul Zimski, a security researcher at Internet security firm Finjan Inc.
Here's the problem: Bernanke and Paulson insist that the economy will stave off a recession, while at the same time admitting that the extent of the damage wrought by the mortgage meltdown and credit crunch are far from known.
Also known as service agreements, extended warranties will pay out for repairs, replacements and sometimes damage to electrical appliances such as cookers, washing machines or television sets.
We've known for some time that lead is a potent neuro-toxin that can cause significant damage to a number of organs in the body, including the central nervous system, and can lead to behavioural problems in children.
"An initial visual assessment this morning indicated that no telescopes appear to have received major damage, but the impact of the fire on the instruments will not be known until a technical inspection of the telescopes can be done when the site is safe, " it said.
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But angioplasty can damage the underlying tissue, causing more lesions to form a troubling complication known as restenosis.
What was not known at the time, however, was DDT's propensity to accumulate, persist and damage the environment.
One of the best known types of glaucoma, common glaucoma, has no symptoms in the early stages but once damage is done it cannot be repaired.
Unlike those trying to fight the causes of ageing or to repair the damage done, Dr Sinclair thinks he has found, in caloric restriction as the technique is known, a specifically evolved natural anti-ageing mechanism that is quite compatible with disposable-soma theory.
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