Nitrogen dioxide
Nitrogen (N) is a nonmetal chemical element that is can be found in the form N2, as a colorless, odorless gas.
Nitrogen oxides are chemical compounds consisting only of nitrogen and oxygen which may be interconverted in the atmosphere. The principal oxides of nitrogen are nitric oxide and nitrogen dioxide.
Nitrogen dioxide is a gas produced when fuels are burned and is often present in motor vehicle and boiler exhaust fumes. It is an irritant to the respiratory system.
Nitrite is an ion made up of one nitrogen and two oxygen atoms.
Nitrate is an ion made up of one nitrogen and three oxygen atoms.
Denitrification is: 'A microbial process that reduces nitrate to nitrite and then nitrite to nitrogen gas.' Ref The SuDS Manual published by CIRIA in 2015.
[edit] Related articles on Designing Buildings Wiki
Featured articles and news
The act of preservation may sometimes be futile.
Twas the site before Christmas...
A rhyme for the industry and a thankyou to our supporters.
Plumbing and heating systems in schools
New apprentice pay rates coming into effect in the new year
Addressing the impact of recent national minimum wage changes.
EBSSA support for the new industry competence structure
The Engineering and Building Services Skills Authority, in working group 2.
Notes from BSRIA Sustainable Futures briefing
From carbon down to the all important customer: Redefining Retrofit for Net Zero Living.
Principal Designer: A New Opportunity for Architects
ACA launches a Principal Designer Register for architects.
A new government plan for housing and nature recovery
Exploring a new housing and infrastructure nature recovery framework.
Leveraging technology to enhance prospects for students
A case study on the significance of the Autodesk Revit certification.
Fundamental Review of Building Regulations Guidance
Announced during commons debate on the Grenfell Inquiry Phase 2 report.
CIAT responds to the updated National Planning Policy Framework
With key changes in the revised NPPF outlined.
Councils and communities highlighted for delivery of common-sense housing in planning overhaul
As government follows up with mandatory housing targets.