Sulfur dioxide
gas can be made directly by heating sulfur in air.
People
exhale carbon dioxide
at a level many times higher than background levels in the atmosphere.
Changes in the composition of soil-dwelling collembola ( springtail ) communities in response to
elevated carbon dioxide.
Dioxide sequestration, for instance in deep oceans, was also identified an area of interest.
The data for
nitrogen dioxide
from 2000 to 2003 can be found in the document box below.
Boiling the water, which must also be cooled, will remove the
dissolved carbon dioxide.
They protect the environment by using oxygen to convert poisonous carbon monoxide and hydrocarbons into
harmless carbon dioxide
and water.
Dioxide fire extinguishers
near machines is essential.
The hi-tech paving slabs have a top layer containing
titanium dioxide
which helps to break down pollutant nitrogen dioxide gas from car fumes.
It must let oxygen in so you can breathe, and it must be able to
expel carbon dioxide
so you don't choke.
This is also an example of the acidic
silicon dioxide
reacting with a base.
The process also reduced the environmental impacts normally associated with coal combustion, such as particulate matter,
sulfur dioxide
and mercury.
The word usage examples above have been gathered from various sources to reflect current and historical usage.
They do not represent the opinions of YourDictionary.com.