1. ABRASION Definition : it is a material removal process that can occur when ever surfaces slide against each other. Abrasion resistance : It is the ability of a material…

1. TOPIC 2 : AIR POLUTION ENGINEERING Outline of topic 2: AIR EMISSIONS MODELLING AND SAMPLING AIR POLLUTION ABATEMENT EQUIPMENTS 2. Introduction WHAT IS YOUR UNDERSTANDING?…

1. ENVIRONMENTAL CHEMISTRY Muhammad Areeb Nafey uddin Siddiqui Muhammad Aleem Ansari Haadi Uddin Ahmed Muhammad Hassaan Fawad 2. PERCENTAGE COMPOSITION OF AIRNitrogen-78%…

Slide 1 Slide 2 Slide 3 Ultraviolet Radiation (UVR) Electromagnetic spectrum (2000 to 4000 nm) Divided into three ranges: – UV-A = Near UV (3200 to 4000 nm) Little or no…

Slide 1The ozone hole is a completely different phenomenon to global warming! There are links between them. Slide 2 Links between Global Warming and Climate Change Summary:…

Slide 1Studying Ozone and Air Quality Steve Schneider Deborah Carlisle Slide 2 Measuring Ground-level Ozone VOCs + NO X + sunlight O 3 Motor vehicles are the single largest…

Slide 1Studying Ozone and Air Quality Deborah Carlisle Steve Schneider Slide 2 Measuring Ground-level Ozone O 3 levels above 120 ppb are considered unhealthy. They can be…

Slide 1Urban Air Toxics Slide 2 The UAT Monitoring Network Urban Sites Asheville Charlotte Winston-Salem Raleigh Research Triangle Park Wilmington Rural Site Candor Slide…

Slide 1THE COMPUTATIONAL INVESTIGATION OF THE INFLUENCE OF WEATHER CONDITIONS ON OZONE FORMATION IN URBAN ATMOSPHERE Dmitry A. Belikov, Alexander V. Starchenko Tomsk State…

Slide 1Burning Fossil Fuels Slide 2 Burning of Fossil Fuels Fossil fuels include petroleum and coal. Burning of coal produces a lot of smoke and dust whereas burning of petrol…