These substances can damage the human nervous system and natural defenses against disease.

VOA: special.2009.06.23

Lead can damage the brain and the nervous system.

VOA: special.2009.08.31

Aviation analysts say the sharp volcanic particles can damage a jet engine or cause it to shut down in mid air.

VOA: standard.2010.04.15

In some cases, the resulting paths of damage can stretch more than a kilometer wide and eighty kilometers long.

VOA: special.2010.05.11

University of Arizona extension experts say covering plants and small trees with cloth or paper can help prevent frost damage.

VOA: special.2010.01.12

The American Academy of Pediatrics says some poisons can cause additional damage when they come back up the throat.

VOA: special.2009.08.11

CPR,or cardiopulmonary resuscitation, can save a life and reduce the risk of brain damage from loss of oxygen.

VOA: special.2009.06.09

The new scanner can also show damage and imperfections that might make the produce unappealing to shoppers.

VOA: special.2011.06.07

For example, large numbers of visitors can mean large numbers of vehiclesthat cause pollution and road damage.

VOA: special.2009.09.28

Still,broken bones should be treated quickly because they can restrict blood flow or cause nerve damage.

VOA: special.2009.02.04

But experts say taking even small amounts over the suggested dose can cause liver damage.

VOA: special.2009.07.21

But experts say taking even small amounts over the recommended dose can cause liver damage.

VOA: special.2009.07.08

Over time,high blood sugar can lead to blindness, kidney failure, heart disease and nerve damage.

VOA: special.2010.01.13

The Roundup Ready opponents say genetically engineered crops can cross-pollinate and damage other crops.

VOA: special.2011.02.15

These qualities can help protect against damage to the body's tissues and other injuries.

VOA: special.2010.06.01

Damage to the body can begin very quickly from large amounts of carbon monoxide.

VOA: special.2010.02.02

Taking too much acetaminophen can cause liver damage and even death.

VOA: special.2009.07.21

While new stations that minimize bomb damage are feasible, officials say the best defense is identifying attackers before they can strike.

VOA: standard.2010.04.01

And with higher sea levels, heavy rains and massive tides known as storm surges, which often accompany tropical storms, can do unexpected damage.

VOA: standard.2009.11.09

Many people can live with the virus and never get sick, but 25 percent of those infected eventually develop severe liver damage or cancer.

VOA: standard.2010.07.26

The injury disrupts normal function of the brain and can lead to permanent damage.

VOA: standard.2010.05.25

Some residents fear no payment can undo the damage.

VOA: standard.2010.06.01

Either way,the release of energy can cause tremendous damage.

VOA: standard.2010.01.13

"They are all hurtling around in space at 36,000 kilometers per hour and so even a 1mm piece of space junk can destroy or damage a satellite because it all comes from either dead satellites, satellites which have broken up, satellites which had fuel left in them and exploded."

VOA: standard.2010.07.24