harmful gas

Also, they detoxify some of the harmful gases, such as ammonia.

One advantage they do have over undergravels is oxygen and harmful gas exchange.

The agency decided to issue at the same time a new standard for ozone, another harmful gas that helps form smog.

This allows it to run more efficiently and generate fewer harmful gases.

He said his system would also "provide reduced or zero emission of environmentally harmful gases."

Emissions of CO2 and other harmful gasses are clearly higher as a result.

Some wondered whether a meteorite's impact released harmful gases and possible radiation.

Gas leak detection methods became a concern after the effects of harmful gases on human health were discovered.

We should also introduce more restrictive regulations to reduce emissions of harmful gases by cars.

Hyperbaric treatment helps remove harmful gases from the blood.

This could be very damaging to European aviation without achieving the goal of a reduction in harmful gas emissions.

Burning waste may release harmful gases, grit and dust.

Recent years have seen a significant a reduction in harmful gas emissions in the EU countries.

Icynene will not emit and harmful gases once cured.

-Gives protection of firemen, children and other public workers who are exposed to harmful gases.

The risk threshold will eliminate the main air conditioning gas currently in use and it will allow less harmful gases to be used instead.

Studies have found that common houseplants are surprisingly useful in absorbing potentially harmful gases and cleansing air.

Seals are required to be monitored each shift by a certified mine foreman for damage and leaks of harmful gases.

Volcanic activity, including the release of harmful gases, forced the evacuation of Miyake-jima in 2000.

That would be a major step toward bringing the city into compliance with Federal Clean Air Act standards for the harmful gas.

They said in a statement that the technology already exists to make substantial cuts in the emission of harmful gases without jeopardizing economic growth.

They have at their disposal sensitive electronic equipment (more on that coming up) that can detect the density of harmful gases in the air.

Harmful gases But it's not just Mr Hart's business that benefits from the plant.

But there isn't even one study that can be produced that shows that carbon dioxide is a harmful gas."