| nitrogen dioxide |
A pollutant that causes smog and acid rain, as well as eye, throat, and lung irritation. Nitrogen dioxide (chemical symbol NO2) is mainly produced by burning fossil fuels (eg, emissions from burning gasoline in a car).
출처: www.ecohealth101.org/glossary.html
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| nitrogen |
A chemical element (N) that occurs in nature as a gas and makes up nearly 79% of the Earth's atmosphere.
출처: www.ecohealth101.org/glossary.html
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| nitrogen fixation |
The absorption of nitrogen from the atmosphere by bacteria in the soil. When the bacteria die, they release the nitrogen into the soil rather than back into the atmosphere, and plants can then use it as a nutrient.
출처: www.ecohealth101.org/glossary.html
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| nitrous oxide |
A pollutant that is a greenhouse gas (chemical symbol N2O). This chemical compound is mainly produced by burning fossil fuel (eg, emissions from burning gasoline in a car).
출처: www.ecohealth101.org/glossary.html
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| nitric oxide |
compound produced from L-arginine by the enzyme nitric oxide synthase. Called NO, it has vasodilator properties. It is also called endothelium derived relaxation factor
출처: www.chfpatients.com/glossary_2.htm
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