Sentences with phrase «less harmful pollutants»

As you may already know, the catalytic converter converts toxic exhaust gases into less harmful pollutants...

Not exact matches

The indoor environmental quality measured in green buildings is better compared to typical buildings and, as a result, occupants have less exposure to allergens, pollutants and environmental contaminants such as the harmful gas formaldehyde found in some building materials.

In automobiles, researchers have struggled to develop a system that seamlessly and easily converts pollutants like nitrogen oxides and carbon monoxide to less harmful nitrogen and carbon dioxide — without using a lot of energy.

When we waste less energy, we need fewer power plants, which emit harmful pollutants and heat - trapping greenhouse gases — especially coal - fired ones.

Natural gas generates more than 50 % less greenhouse gas emissions than coal, not even including the many harmful particulate pollutants coal emits.