ERD vs DFD ERD and DFD are data presentation models that help in identifying the flow of data as well as inputs and outputs. They are important as they enable Home
HEALTH EFFECTS. People with heart or lung diseases, older adults and children are most likely to be affected by particle pollution exposure. However, even if you are healthy, you may feel temporary symptoms if you are exposed to high levels of particle pollution.
Breathing in particle pollution can be harmful to your health. Coarse (bigger) particles, called PM 10, can irritate your eyes, nose, and throat. Dust from roads, farms, dry riverbeds, construction sites, and mines are types of PM 10.article pollution â also called particulate matter (PM) â is made up of particles (tiny pieces) of solids or liquids that are in the air. These particles may include: 1  Dust. 2  Dirt.